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You will find all MCQs whose solution is updated by Gourav
Q. The 'Nishant' developed by DRDO is a:
Q. The 'Ashwini' system developed by DRDO is a:
Q. Which indigenous radar is associated with the Akash missile system?
Q. INDRA is a joint military exercise conducted between India and:
Q. Garuda is a joint air exercise between India and:
Q. Varuna is a bilateral naval exercise conducted between India and:
Q. Which defence exercise is conducted jointly by the Indian Army and the United States Army?
Q. Which indigenous aircraft is used for Airborne Early Warning and Control (AEW&C)?
Q. The P-8I aircraft of the Indian Navy is primarily used for:
Q. Which aircraft is India's primary aerial refuelling tanker?
Q. The C-130J Super Hercules is mainly used for:
Q. Which aircraft serves as the backbone of India's strategic airlift capability?
Q. HELINA is the helicopter-launched version of which missile?
Q. Which missile is India's indigenous man-portable anti-tank guided missile?
Q. The 'Varunastra' weapon system is a:
Q. The 'Dhanush' artillery gun is an indigenous upgrade of which artillery gun?
Q. AAD missile is designed to intercept ballistic missiles in the:
Q. The Integrated Battle Groups (IBGs) are associated with the:
Q. The Light Utility Helicopter (LUH) has been developed by:
Q. Which indigenous drone has been developed by DRDO for surveillance missions?
Q. INS Kalvari belongs to which class of submarines?
Q. Which Indian fighter aircraft is commonly equipped with the Astra missile?
Q. Which missile is an air-launched version of BrahMos?
Q. Swordfish is associated with India's:
Q. Which radar system developed by DRDO is an Airborne Early Warning and Control System?
Q. Which defence PSU manufactures the Arjun Main Battle Tank?
Q. Which defence PSU is famous for manufacturing warships and submarines in Mumbai?
Q. Which missile replaced the Trishul project as India's short-range air defence missile?
Q. The BrahMos missile flies at approximately:
Q. Which missile is specially designed for air defence against fighter aircraft, helicopters and UAVs?
Q. Which Indian missile is capable of carrying both conventional and nuclear warheads?
Q. Prithvi-I is primarily used by the:
Q. Which missile is nicknamed the 'Tank Killer'?
Q. The K-4 missile is primarily launched from:
Q. Which missile is India's first indigenously developed submarine-launched ballistic missile (SLBM)?
Q. India's indigenous attack helicopter is named:
Q. The Advanced Light Helicopter developed by HAL is called:
Q. Pralay is a:
Q. Which organisation manufactures most of India's military radars and communication systems?
Q. The S-400 Triumf air defence system acquired by India is from:
Q. Which defence PSU manufactures the Tejas fighter aircraft?
Q. The Pinaka weapon system is a:
Q. Which missile forms the sea-based leg of India's nuclear triad?
Q. The Integrated Guided Missile Development Programme (IGMDP) was led by:
Q. The main battle tank developed by DRDO is:
Q. The Light Combat Aircraft (LCA) developed in India is known as:
Q. Which Indian aircraft carrier is indigenously built?
Q. INS Arihant belongs to which class of warships?
Q. Which missile is India's indigenous beyond-visual-range air-to-air missile?
Q. The Akash missile is primarily a:
Q. Which missile is India's primary anti-radiation missile?
Q. BrahMos is jointly developed by India and:
Q. Find the error part - Neither of the answers are correct.
Q. Find the error part - She has been preparing for the exam since two months.
Q. Find the error part - He is accustomed with hard work.
Q. Find the error part - She is too weak that she cannot walk.
Q. Find the error part - The Earth moves round the Sun, isn't it?
Q. Find the error part - He was absent in the meeting yesterday.
Q. Find the error part - My uncle is suffering with fever.
Q. Find the error part - He has been ill from Monday.
Q. Find the error part - The teacher made the students to write the answers.
Q. Find the error part - Hardly had he entered the room than the lights went out.
Q. Find the error part - She is fond for music.
Q. Find the error part - He has enough of money to buy a car.
Q. Find the error part - She is living here from her childhood.
Q. Find the error part - Every one of the students were attentive.
Q. Find the error part - This pen is superior than that one.
Q. Find the error part - We reached to the airport on time.
Q. Find the error part - The child was accompanied with his mother.
Q. Find the error part - He is one of those persons who works hard.
Q. Find the error part - I prefer walking than running.
Q. Find the error part - She did not knew the correct answer.
Q. Find the error part - He insisted that I should to stay there.
Q. Find the error part - Everybody have completed the assignment.
Q. Find the error part - He did not wrote the letter.
Q. Find the error part - She has returned back from Delhi.
Q. Find the error part - The doctor advised him to not smoke.
Q. Find the error part - There is many students in the classroom.
Q. Find the error part - He is good player of cricket.
Q. Find the error part - She is married since ten years.
Q. Find the error part - Bread and butter are my favourite breakfast.
Q. Find the error part - The poet and philosopher are dead.
Q. Find the error part - He prevented me to enter the room.
Q. Find the error part - I am having two brothers.
Q. Find the error part - He is junior than me.
Q. Find the error part - One of the girl has won the prize.
Q. Find the error part - He is able of doing this work.
Q. Find the error part - The sceneries of Kashmir are beautiful.
Q. Find the error part - He has no any friends in this city.
Q. Find the error part - She resembles like her mother.
Q. Find the error part - He ordered for a cup of tea.
Q. Find the error part - The quality of the apples were not good.
Q. Find the error part - The news are very surprising.
Q. Find the error part - He is good in Mathematics.
Q. Find the error part - Hardly had I reached the station then the train left.
Q. Find the error part - Each of the players were given a medal.
Q. Find the error part - I have been knowing him for five years.
Q. Find the error part - The teacher as well as the students were present.
Q. Find the error part - One of my friend lives in Delhi.
Q. Find the error part - She is senior than me in the office.
Q. Find the error part - Neither of the boys have completed the work.
Q. Find the error part - He do not know the answer.
Q. Find the error part - I look forward to meet you.
Q. Find the error part - He is married with a doctor.
Q. Find the error part - She enjoys to read novels.
Q. Find the error part - Each boy and each girl were given a prize.
Q. Find the error part - The Ganga is longer than any river in India.
Q. Find the error part - He is addicted with smoking.
Q. Find the error part - The police has arrested the thief.
Q. Find the error part - Unless you do not work hard, you will fail.
Q. Find the error part - I prefer tea than coffee.
Q. Find the error part - She insisted to go there alone.
Q. Find the error part - He is one of the tallest boy in the class.
Q. Find the error part - One should keep his promise.
Q. Find the error part - He has been living here since five years.
Q. Find the error part - The furniture in this room are very expensive.
Q. Find the error part - No sooner did he reach the station when the train arrived.
Q. Find the error part - He succeeded to finish the work on time.
Q. Find the error part - She has a good knowledge in English.
Q. Find the error part - I am looking forward for your reply.
Q. Find the error part - He is afraid from dogs.
Q. Find the error part - This is one of the best book I have ever read.
Q. Find the error part - I wish I was a bird.
Q. Find the error part - He has been working here from Monday.
Q. Find the error part - One of the students have won the scholarship.
Q. Find the error part - The committee have submitted its report.
Q. Find the error part - He denied to help the poor man.
Q. Find the error part - We discussed about the issue in detail.
Q. Find the error part - He has less books than I have.
Q. Find the error part - Every student must bring their identity card.
Q. Find the error part - I have not seen him yesterday.
Q. Find the error part - She is more smarter than her sister.
Q. Find the error part - My brother is living in Mumbai since 2018.
Q. Find the error part - The teacher asked me where was I going.
Q. Find the error part - He is capable to solve this problem.
Q. Find the error part - Neither Ram nor his friends was present there.
Q. Find the error part - He as well as his friends are going to the picnic.
Q. If tan A = 5/12, then sin A = ?
Q. The value of cos²45° − sin²45° is:
Q. If tan θ = 4/3, then sin θ = ?
Q. The value of sin60° − cos30° is:
Q. If cos θ = 3/5, then sec² θ = ?
Q. The value of (1 + tan²45°) is:
Q. If sin θ = 12/13, then cot θ = ?
Q. The value of tan30° × tan60° is:
Q. If sin θ = 3/5, then cosec θ + cos θ = ?
Q. The value of sin30°/cos60° is:
Q. If tan A = 1 and A is acute, then sin A + cos A = ?
Q. Which of the following is equal to cos²θ − sin²θ?
Q. The value of (sin60° + cos60°)² is:
Q. If cos θ = 8/17, then tan θ = ?
Q. The value of sin45° × cos45° is:
Q. If sec θ = 13/5, then tan θ = ?
Q. The value of sin²30° + cos²60° is:
Q. If sin θ = 5/13, then cos θ = ?
Q. If tan θ = 3/4 and θ is acute, then sec θ = ?
Q. The value of sin60°/cos30° is:
Q. If sin θ = 9/41, then cos θ = ?
Q. The value of (1 - cos²θ) is:
Q. If tan θ = 15/8, then cosec θ = ?
Q. The value of sin30° × sec60° is:
Q. If cos θ = 20/29, then tan θ = ?
Q. The value of tan45° × cot45° is:
Q. If sec θ = 5/3, then sin θ = ?
Q. The value of cos²30° + sin²30° is:
Q. If sin θ = 15/17, then cot θ = ?
Q. The value of sec60° + cosec30° is:
Q. If cot θ = 24/7, then sin θ = ?
Q. The value of (sin45° + cos45°)/(sin45° - cos45°) is:
Q. If tan θ = 12/5, then cos θ = ?
Q. The value of sin²60° - cos²60° is:
Q. If sin θ = 7/25, then sec θ = ?
Q. The value of tan30° + cot30° is:
Q. If cos θ = 5/13, then cosec θ = ?
Q. The value of (sec²45° - tan²45°) is:
Q. If sin θ = 8/17 and θ is acute, then tan θ = ?
Q. The complementary angle of θ is:
Q. Which trigonometric ratio is undefined at 0°?
Q. Which trigonometric ratio is undefined at 90°?
Q. What is the value of tan 30°?
Q. What is the value of sin 0°?
Q. Which of the following is equal to cot θ?
Q. Which of the following is equal to tan θ?
Q. What is the value of cosec 45°?
Q. What is the value of sec 45°?
Q. What is the value of cot 60°?
Q. What is the value of sec 30°?
Q. What is the value of cot 30°?
Q. What is the value of cosec 30°?
Q. If the ratio of income to saving is 8 : 3 and the income is ₹48,000, the saving is
Q. The ratio of two numbers is 9 : 14. If the larger number is 98, the smaller number is
Q. If A : B = 5 : 6 and B : C = 3 : 7, then A : C is
Q. The ratio of three numbers is 2 : 3 : 5. If their sum is 200, the largest number is
Q. The ratio of the length and breadth of a field is 7 : 4. If the breadth is 28 m, the length is
Q. If two numbers are in the ratio 6 : 11 and their sum is 136, the smaller number is
Q. The ratio of boys to girls is 11 : 9. If there are 220 students, the number of boys is
Q. If A : B = 7 : 8 and B : C = 4 : 9, then A : B : C is
Q. A profit of ₹2700 is shared between A and B in the ratio 4 : 5. B gets
Q. The ratio of two numbers is 13 : 17. If the smaller number is 91, the larger number is
Q. If x : y = 5 : 9 and y = 81, then x is
Q. The ratio of milk to water is 9 : 1. In 50 litres of mixture, the quantity of milk is
Q. ₹1800 is divided among A, B and C in the ratio 2 : 4 : 6. The share of B is
Q. The ratio of the ages of Ram and Shyam is 3 : 5. If the sum of their ages is 64 years, Ram's age is
Q. If A : B = 4 : 7 and B : C = 14 : 15, then A : B : C is
Q. The salaries of A and B are in the ratio 9 : 11. If B earns ₹44,000, A earns
Q. The ratio of two numbers is 5 : 8. If their difference is 21, the larger number is
Q. The ratio of two numbers is 3 : 8. If the sum of the numbers is 121, the larger number is
Q. If A : B = 4 : 9 and B : C = 3 : 5, then A : C is
Q. The ratio of boys to girls is 3 : 2. If there are 24 boys, the total number of students is
Q. If the ratio of two numbers is 2 : 5 and their product is 1000, the larger number is
Q. The ratio of length and breadth of a rectangle is 5 : 3. If the breadth is 18 cm, the length is
Q. A sum of ₹960 is divided between X and Y in the ratio 5 : 7. Y receives
Q. If A : B = 8 : 5 and B : C = 15 : 14, then A : B : C is
Q. A and B share a profit of ₹7200 in the ratio 5 : 4. A's share is
Q. The ratio of two numbers is 11 : 13. Their difference is 18. The larger number is
Q. If x : y = 9 : 11 and x = 63, then y is
Q. The ratio of income to expenditure is 5 : 3. If the income is ₹45000, the expenditure is
Q. If ₹840 is divided among A, B and C in the ratio 2 : 3 : 7, then C's share is
Q. The ratio 36 : 48 in simplest form is
Q. The ages of A and B are in the ratio 5 : 7. If B is 42 years old, A's age is
Q. The ratio of two numbers is 4 : 7. If the larger number is 91, the smaller number is
Q. If A : B = 3 : 5 and B : C = 10 : 7, then A : B : C is
Q. The ratio of boys to girls in a class is 5 : 4. If there are 45 students, the number of girls is
Q. The ratio of two numbers is 7 : 9. If their sum is 128, the smaller number is
Q. Which law gives the relation between pressure and temperature of a gas at constant volume?
Q. In simple harmonic motion, acceleration is:
Q. The SI unit of capacitance is:
Q. The escape velocity from a planet depends on:
Q. Which of the following has the highest penetrating power?
Q. The image formed by a convex mirror is always:
Q. The dimensions of angular momentum are:
Q. The work done by gravity while moving a body in a closed path is:
Q. The terminal velocity of a body falling through a liquid is attained when:
Q. The energy of a photon is directly proportional to:
Q. Which of the following is not an electromagnetic wave?
Q. The wavelength of visible light lies approximately in the range:
Q. The force responsible for keeping planets in orbit around the Sun is:
Q. The value of acceleration due to gravity on the Moon is approximately:
Q. The refractive index of a medium is maximum for:
Q. The frequency of AC mains supply in India is:
Q. A body of mass 2 kg moving with velocity 3 m/s has momentum:
Q. The SI unit of magnetic field is:
Q. According to Ohm's law, the ratio V/I is:
Q. The dimensional formula of pressure is:
Q. Which color deviates the most when white light passes through a prism?
Q. The image formed by a plane mirror is always:
Q. The kinetic energy of a body becomes four times when its velocity is:
Q. Which law states that the induced emf opposes the change causing it?
Q. The slope of a velocity-time graph represents:
Q. Which of the following particles has no electric charge?
Q. The equivalent resistance of two resistors R and R connected in parallel is:
Q. The time period of a simple pendulum depends on:
Q. The escape velocity is independent of:
Q. A body moving in a circular path with constant speed possesses:
Q. The principle of conservation of linear momentum follows directly from:
Q. Which electromagnetic wave has the highest frequency?
Q. The mirror used in vehicle rear-view mirrors is:
Q. The dimensions of Planck's constant are:
Q. The work done in moving a charge in an equipotential surface is:
Q. A projectile is thrown at an angle of 45°. The ratio of its maximum height to horizontal range is:
Q. The acceleration due to gravity at the center of Earth is:
Q. Which of the following is the unit of electric potential?
Q. The de Broglie wavelength is inversely proportional to:
Q. For an ideal gas, PV = nRT. Here R is called:
Q. The moment of inertia depends upon:
Q. The power factor of a purely resistive AC circuit is:
Q. The half-life of a radioactive substance is 10 days. After 30 days, the remaining fraction is:
Q. A convex lens always forms a virtual image when the object is placed:
Q. The photoelectric effect supports the:
Q. Which color of visible light has the shortest wavelength?
Q. The unit of magnetic flux is:
Q. The energy stored in a capacitor is:
Q. The escape velocity from the surface of Earth is approximately:
Q. Which of the following quantities is a scalar?
Q. The SI unit of electric charge is:
Q. A body is moving with uniform velocity. Which of the following is true?
Q. The dimensional formula of force is:
Q. P is the father of Q. Q is the brother of R. R is the mother of S. How is P related to S?
Q. A woman said, 'My father's son is the father of your son.' How is the woman related to you?
Q. X is the mother of Y. Y is the father of Z. Z is the mother of A. How is X related to A?
Q. If A is B's wife and C is A's mother, how is C related to B?
Q. A boy said, 'The son of my grandfather is the father of my sister.' Who is the person?
Q. P is the sister of Q. Q is the father of R. S is the wife of Q. How is P related to S?
Q. If M is the son of N and O is the daughter of M, how is O related to N?
Q. A is the brother of B. B is the father of C. How is A related to C?
Q. If X is Y's brother and Z is X's son, how is Z related to Y?
Q. A man said, 'My mother's father is your father's father.' How is the man related to you?
Q. P is the father of Q. R is the wife of Q. S is the son of R. How is P related to S?
Q. If A is the mother of B, B is the husband of C, and C is the mother of D, how is A related to D?
Q. P is the son of Q. R is the wife of P. How is R related to Q?
Q. X is the father of Y. Y is the mother of Z. How is X related to Z?
Q. If A is B's son and C is B's brother, how is C related to A?
Q. A man said, 'The son of my mother's brother is my ____.'
Q. P is the brother of Q. Q is the brother of R. R is female. How is P related to R?
Q. Pointing to a man, Ritu said, 'His daughter is my son's sister.' How is the man related to Ritu?
Q. If M is the mother of N and O is the father of M, how is O related to N?
Q. A woman introduced a boy as 'the son of my husband's sister.' How is the boy related to the woman?
Q. A is the father of B. B is the father of C. D is the mother of A. How is D related to C?
Q. If X is the son of Y and Z is Y's daughter, how is Z related to X?
Q. A man said, 'My father's wife is your grandmother.' How is the man related to you?
Q. P is the father of Q and R is the mother of Q. How is P related to R?
Q. If A is B's mother and C is A's sister, how is C related to B?
Q. A woman said, 'The only son of my grandfather is the father of my brother.' Who is he?
Q. A woman said, 'The father of my son is the son of your father.' How is the woman related to you?
Q. P is the mother of Q and R is the husband of P. How is R related to Q?
Q. If A is B's brother and B is C's daughter, then how is A related to C?
Q. A boy said, 'The only son of my grandfather is the father of my sister.' Who is he?
Q. If P is Q's sister and R is Q's mother, then how is R related to P?
Q. Pointing to a man, Sita said, 'His son is my son's uncle.' How is the man related to Sita?
Q. M is the daughter of N. O is the daughter of M. How is O related to N?
Q. A man said, 'My sister is the mother of your son.' How is the man related to you?
Q. If A is B's father and B is C's father, how is A related to C?
Q. P is the husband of Q. R is the father of P. How is R related to Q?
Q. A woman introduced a man as 'the son of my mother's brother'. How is the man related to the woman?
Q. If X is the brother of Y and Y is the brother of Z, then how is X related to Z?
Q. Pointing to a boy, Mohan said, 'He is the son of my wife's sister.' How is the boy related to Mohan?
Q. A is the son of B. C is the wife of A. How is C related to B?
Q. If P is the father of Q, Q is the sister of R and R is the mother of S, how is P related to S?
Q. P is the mother of Q. Q is the wife of R. How is R related to P?
Q. X is the father of Y. Y is the father of Z. Z is the father of A. How is X related to A?
Q. If A is the father of B and B is the wife of C, how is A related to C?
Q. A man said, 'My mother's sister's son is my ____.'
Q. P is the brother of Q. Q is the sister of R. How is P related to R?
Q. If M is N's mother and O is M's husband, how is O related to N?
Q. A woman introduced a boy as 'the son of my husband's brother.' How is the boy related to the woman?
Q. A is B's daughter. C is A's daughter. How is C related to B?
Q. If X is Y's father and Z is X's wife, how is Z related to Y?
Q. A man said, 'The daughter of my brother is the sister of your son.' How is the man related to you?
Q. P is the son of Q. R is the son of P. How is R related to Q?
Q. If A is the brother of B and C is the father of A, how is C related to B?
Q. A woman said, 'My father's father is the father of your father.' How is the woman related to you?
Q. Meteorology is the study of:
Q. Which factor increases evaporation rate?
Q. A monsoon is characterized by:
Q. Which cloud is thin, wispy and found at high altitude?
Q. Which condition leads to formation of dew?
Q. Which scale measures temperature commonly in weather reports?
Q. Orographic rainfall occurs when:
Q. Which weather condition reduces visibility significantly?
Q. Which direction does wind blow?
Q. What indicates clear and stable weather?
Q. A rainbow is formed due to:
Q. Which type of rainfall occurs due to heating of land surface?
Q. When warm moist air rises, cools and condenses, it forms:
Q. What does a hygrometer measure?
Q. Which layer of the atmosphere contains most weather phenomena?
Q. Weather forecasts are primarily prepared by:
Q. Which factor affects weather the most?
Q. Cyclones in the Indian Ocean region are characterized by:
Q. The hottest part of the day usually occurs:
Q. What type of front forms when warm air rises over cold air?
Q. Which instrument measures wind speed?
Q. The line joining places of equal atmospheric pressure on a map is called:
Q. Which cloud type is associated with thunderstorms?
Q. Relative humidity refers to:
Q. A sudden fall in air pressure usually indicates:
Q. Which gas is most responsible for the greenhouse effect?
Q. Wind is caused mainly due to:
Q. The unit commonly used for measuring rainfall is:
Q. Which instrument is used to measure atmospheric pressure?
Q. Weather is best defined as:
Q. वायुमंडल में कार्बन डाइऑक्साइड की मात्रा लगभग कितनी होती है?
Q. आर्द्रता मापने वाला यंत्र क्या कहलाता है?
Q. पृथ्वी का औसत वायुदाब समुद्र तल पर लगभग कितना होता है?
Q. वायुमंडल की कौन-सी परत में उपग्रह संचार अधिक प्रभावी होता है?
Q. वायुमंडल में मौसम परिवर्तन का मुख्य कारण क्या है?
Q. ओजोन परत का क्षय मुख्यतः किस कारण से होता है?
Q. किस परत में तापमान ऊँचाई के साथ सबसे तेजी से घटता है?
Q. वायुमंडल में धूलकणों का मुख्य स्रोत क्या है?
Q. मध्य मंडल और आयनमंडल के बीच की सीमा क्या कहलाती है?
Q. निम्नलिखित में से कौन-सी गैस प्रकाश संश्लेषण में प्रयुक्त होती है?
Q. पृथ्वी से परावर्तित ऊष्मा को रोकने की प्रक्रिया क्या कहलाती है?
Q. कौन-सी परत को 'मौसम निर्माण की परत' कहा जाता है?
Q. वायुमंडल में आर्गन गैस की मात्रा लगभग कितनी होती है?