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Free MCQs with Answers | Military Brat Defence Academy

Q: Frequency is measured in:

Correct Answer: B. Hertz. Frequency is measured in hertz.

Q: Sound cannot travel through:

Correct Answer: D. vacuum. Sound requires a material medium.

Q: 125 C of charge passes a point in 8 s. Current is:

Correct Answer: A. 15.625 A. Current I = Q/t.

Q: A force of 30 N moves an object 4 m in the force direction. Work done is:

Correct Answer: A. 120 J. Work = force × displacement.

Q: An object has initial velocity 3 m/s and acceleration 3 m/s² for 4 s. Final velocity is:

Correct Answer: A. 15 m/s. Use v = u + at.

Q: The binary representation of decimal 10 is:

Correct Answer: B. 1010. 10 in binary is 1010.

Q: A bag has 4 red and 4 blue balls. Probability of drawing a red ball is:

Correct Answer: A. 4/8. Probability = favorable outcomes / total outcomes.

Q: The median of 22, 25, 28, 31, 34 is:

Correct Answer: B. 28. For five ordered values, the median is the third value.

Q: If the angle of elevation of the top of a pole is 45° and the observer is 20 m away, the pole's height (ignoring eye height) is:

Correct Answer: B. 20 m. tan45°=1, so height equals horizontal distance.

Q: If 280 J of work is done in 5 s, power is:

Correct Answer: A. 56 W. Power = work/time.

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QID #1144427 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

Frequency is measured in:

Correct Answer: B. Hertz
Frequency is measured in hertz.

Question: Frequency is measured in:

A. Joule

B. Hertz

C. Pascal

D. Newton

Correct Answer: B. HertzExplanation: Frequency is measured in hertz.

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QID #1144426 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

Sound cannot travel through:

Correct Answer: D. vacuum
Sound requires a material medium.

Question: Sound cannot travel through:

A. air

B. water

C. steel

D. vacuum

Correct Answer: D. vacuumExplanation: Sound requires a material medium.

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QID #1144425 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

125 C of charge passes a point in 8 s. Current is:

Correct Answer: A. 15.625 A
Current I = Q/t.

Question: 125 C of charge passes a point in 8 s. Current is:

A. 15.625 A

B. 1000 A

C. 133 A

D. 0.064 A

Correct Answer: A. 15.625 AExplanation: Current I = Q/t.

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QID #1144424 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

A force of 30 N moves an object 4 m in the force direction. Work done is:

Correct Answer: A. 120 J
Work = force × displacement.

Question: A force of 30 N moves an object 4 m in the force direction. Work done is:

A. 120 J

B. 34 J

C. 7.5 J

D. 240 J

Correct Answer: A. 120 JExplanation: Work = force × displacement.

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QID #1144423 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

An object has initial velocity 3 m/s and acceleration 3 m/s² for 4 s. Final velocity is:

Correct Answer: A. 15 m/s
Use v = u + at.

Question: An object has initial velocity 3 m/s and acceleration 3 m/s² for 4 s. Final velocity is:

A. 15 m/s

B. 12 m/s

C. 12 m/s

D. 18 m/s

Correct Answer: A. 15 m/sExplanation: Use v = u + at.

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QID #1144422 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

The binary representation of decimal 10 is:

Correct Answer: B. 1010
10 in binary is 1010.

Question: The binary representation of decimal 10 is:

A. 1001

B. 1010

C. 1100

D. 1110

Correct Answer: B. 1010Explanation: 10 in binary is 1010.

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QID #1144421 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

A bag has 4 red and 4 blue balls. Probability of drawing a red ball is:

Correct Answer: A. 4/8
Probability = favorable outcomes / total outcomes.

Question: A bag has 4 red and 4 blue balls. Probability of drawing a red ball is:

A. 4/8

B. 4/8

C. 1/8

D. 3/8

Correct Answer: A. 4/8Explanation: Probability = favorable outcomes / total outcomes.

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QID #1144420 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

The median of 22, 25, 28, 31, 34 is:

Correct Answer: B. 28
For five ordered values, the median is the third value.

Question: The median of 22, 25, 28, 31, 34 is:

A. 25

B. 28

C. 31

D. 34

Correct Answer: B. 28Explanation: For five ordered values, the median is the third value.

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QID #1144419 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

If the angle of elevation of the top of a pole is 45° and the observer is 20 m away, the pole's height (ignoring eye height) is:

Correct Answer: B. 20 m
tan45°=1, so height equals horizontal distance.

Question: If the angle of elevation of the top of a pole is 45° and the observer is 20 m away, the pole's height (ignoring eye height) is:

A. 10 m

B. 20 m

C. 20√2 m

D. 40 m

Correct Answer: B. 20 mExplanation: tan45°=1, so height equals horizontal distance.

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QID #1144418 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

If 280 J of work is done in 5 s, power is:

Correct Answer: A. 56 W
Power = work/time.

Question: If 280 J of work is done in 5 s, power is:

A. 56 W

B. 1400 W

C. 285 W

D. 28 W

Correct Answer: A. 56 WExplanation: Power = work/time.

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QID #1144417 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

For u=6 m/s, a=4 m/s² and t=5 s, displacement is:

Correct Answer: A. 80 m
Use s = ut + 1/2 at².

Question: For u=6 m/s, a=4 m/s² and t=5 s, displacement is:

A. 80 m

B. 15 m

C. 30 m

D. 100 m

Correct Answer: A. 80 mExplanation: Use s = ut + 1/2 at².

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QID #1144416 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

A 5 kg body accelerates at 6 m/s². The net force is:

Correct Answer: A. 30 N
Use F = ma.

Question: A 5 kg body accelerates at 6 m/s². The net force is:

A. 30 N

B. 11 N

C. 60 N

D. 15 N

Correct Answer: A. 30 NExplanation: Use F = ma.

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QID #1144415 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

The value of sin 45° is:

Correct Answer: A. √2/2
sin 45° has the standard value shown.

Question: The value of sin 45° is:

A. √2/2

B. 1

C. 0

D. √3

Correct Answer: A. √2/2Explanation: sin 45° has the standard value shown.

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QID #1144414 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

The circumference of a circle of radius 3 cm is:

Correct Answer: B. 6π cm
Circumference = 2πr.

Question: The circumference of a circle of radius 3 cm is:

A. 9π cm

B. 6π cm

C. 3π cm

D. 18π cm

Correct Answer: B. 6π cmExplanation: Circumference = 2πr.

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QID #1144413 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

The sum of the interior angles of a triangle is:

Correct Answer: B. 180°
The angles of a triangle sum to 180°.

Question: The sum of the interior angles of a triangle is:

A. 90°

B. 180°

C. 270°

D. 360°

Correct Answer: B. 180°Explanation: The angles of a triangle sum to 180°.

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QID #1144412 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

A rectangle has length 14 cm and breadth 5 cm. Its perimeter is:

Correct Answer: B. 38 cm
Perimeter = 2(l+b).

Question: A rectangle has length 14 cm and breadth 5 cm. Its perimeter is:

A. 70 cm

B. 38 cm

C. 19 cm

D. 140 cm

Correct Answer: B. 38 cmExplanation: Perimeter = 2(l+b).

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QID #1144411 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

Area of a square of side 7 cm is:

Correct Answer: B. 49 cm²
Area of square = side².

Question: Area of a square of side 7 cm is:

A. 28 cm²

B. 49 cm²

C. 98 cm²

D. 14 cm²

Correct Answer: B. 49 cm²Explanation: Area of square = side².

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QID #1144410 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 10 Medium

If a + b = 10 and a - b = 4, the value of a is:

Correct Answer: C. 7
Adding equations gives 2a=14, so a=7.

Question: If a + b = 10 and a - b = 4, the value of a is:

A. 3

B. 6

C. 7

D. 14

Correct Answer: C. 7Explanation: Adding equations gives 2a=14, so a=7.

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QID #1144409 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

If 3x + 29 = 74, x equals:

Correct Answer: B. 15
3x=45; hence x=15.

Question: If 3x + 29 = 74, x equals:

A. 14

B. 15

C. 16

D. 17

Correct Answer: B. 15Explanation: 3x=45; hence x=15.

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QID #1144408 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 23 Medium

What is 35% of 700?

Correct Answer: B. 245
35% of 700 = 245.

Question: What is 35% of 700?

A. 122

B. 245

C. 265

D. 455

Correct Answer: B. 245Explanation: 35% of 700 = 245.

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