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Free MCQs with Answers | Military Brat Defence Academy

Q: The circumference of a circle of radius 4 cm is:

Correct Answer: B. 8π cm. Circumference = 2πr.

Q: If 3x + 20 = 38, x equals:

Correct Answer: B. 6. 3x=18; hence x=6.

Q: What is 20% of 520?

Correct Answer: B. 104. 20% of 520 = 104.

Q: Weight of a body equals:

Correct Answer: A. mass × acceleration due to gravity. Weight W = mg.

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

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

Q: A rectangle has length 18 cm and breadth 6 cm. Its perimeter is:

Correct Answer: B. 48 cm. Perimeter = 2(l+b).

Q: Area of a square of side 13 cm is:

Correct Answer: B. 169 cm². Area of square = side².

Q: 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.

Q: The average of 18, 21, 24, 27, 30 is:

Correct Answer: C. 24. For an arithmetic sequence, the average is the middle value.

Q: The ratio of two quantities is 3:3. If their total is 30, the first quantity is:

Correct Answer: A. 15. Divide the total in the given ratio.

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QID #1144167 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

The circumference of a circle of radius 4 cm is:

Correct Answer: B. 8π cm
Circumference = 2πr.

Question: The circumference of a circle of radius 4 cm is:

A. 16π cm

B. 8π cm

C. 4π cm

D. 32π cm

Correct Answer: B. 8π cmExplanation: Circumference = 2πr.

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QID #1144166 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 14 Medium

If 3x + 20 = 38, x equals:

Correct Answer: B. 6
3x=18; hence x=6.

Question: If 3x + 20 = 38, x equals:

A. 5

B. 6

C. 7

D. 8

Correct Answer: B. 6Explanation: 3x=18; hence x=6.

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QID #1144165 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 14 Medium

What is 20% of 520?

Correct Answer: B. 104
20% of 520 = 104.

Question: What is 20% of 520?

A. 52

B. 104

C. 124

D. 416

Correct Answer: B. 104Explanation: 20% of 520 = 104.

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QID #1144164 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 13 Medium

Weight of a body equals:

Correct Answer: A. mass × acceleration due to gravity
Weight W = mg.

Question: Weight of a body equals:

A. mass × acceleration due to gravity

B. mass ÷ gravity

C. density × volume

D. force ÷ area

Correct Answer: A. mass × acceleration due to gravityExplanation: Weight W = mg.

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QID #1144163 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 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 #1144162 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

A rectangle has length 18 cm and breadth 6 cm. Its perimeter is:

Correct Answer: B. 48 cm
Perimeter = 2(l+b).

Question: A rectangle has length 18 cm and breadth 6 cm. Its perimeter is:

A. 108 cm

B. 48 cm

C. 24 cm

D. 216 cm

Correct Answer: B. 48 cmExplanation: Perimeter = 2(l+b).

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QID #1144161 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

Area of a square of side 13 cm is:

Correct Answer: B. 169 cm²
Area of square = side².

Question: Area of a square of side 13 cm is:

A. 52 cm²

B. 169 cm²

C. 338 cm²

D. 26 cm²

Correct Answer: B. 169 cm²Explanation: Area of square = side².

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QID #1144160 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 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 #1144159 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

The average of 18, 21, 24, 27, 30 is:

Correct Answer: C. 24
For an arithmetic sequence, the average is the middle value.

Question: The average of 18, 21, 24, 27, 30 is:

A. 22

B. 23

C. 24

D. 25

Correct Answer: C. 24Explanation: For an arithmetic sequence, the average is the middle value.

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QID #1144158 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

The ratio of two quantities is 3:3. If their total is 30, the first quantity is:

Correct Answer: A. 15
Divide the total in the given ratio.

Question: The ratio of two quantities is 3:3. If their total is 30, the first quantity is:

A. 15

B. 15

C. 5

D. 30

Correct Answer: A. 15Explanation: Divide the total in the given ratio.

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QID #1144157 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 13 Medium

The SI unit of momentum is:

Correct Answer: A. kg m/s
Momentum = mass × velocity.

Question: The SI unit of momentum is:

A. kg m/s

B. N/m

C. J/s

D. kg/m³

Correct Answer: A. kg m/sExplanation: Momentum = mass × velocity.

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QID #1144156 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 13 Medium

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

Correct Answer: A. 9.375 A
Current I = Q/t.

Question: 75 C of charge passes a point in 8 s. Current is:

A. 9.375 A

B. 600 A

C. 83 A

D. 0.106667 A

Correct Answer: A. 9.375 AExplanation: Current I = Q/t.

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QID #1144155 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 13 Medium

If 108 J of work is done in 5 s, power is:

Correct Answer: A. 21.6 W
Power = work/time.

Question: If 108 J of work is done in 5 s, power is:

A. 21.6 W

B. 540 W

C. 113 W

D. 10.8 W

Correct Answer: A. 21.6 WExplanation: Power = work/time.

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QID #1144154 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

What is 24 + 10 × 3?

Correct Answer: B. 54
Apply multiplication first: 10×3=30, then add 24.

Question: What is 24 + 10 × 3?

A. 102

B. 54

C. 37

D. 82

Correct Answer: B. 54Explanation: Apply multiplication first: 10×3=30, then add 24.

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QID #1144153 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

Which number comes next: 5, 10, 20, 40, ?

Correct Answer: D. 80
Each term is doubled.

Question: Which number comes next: 5, 10, 20, 40, ?

A. 50

B. 60

C. 70

D. 80

Correct Answer: D. 80Explanation: Each term is doubled.

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QID #1144152 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

If SOUTH is written as HTUOS, TRAIN is written as:

Correct Answer: A. NIART
The word is reversed.

Question: If SOUTH is written as HTUOS, TRAIN is written as:

A. NIART

B. NIRAT

C. TNIAR

D. RAINT

Correct Answer: A. NIARTExplanation: The word is reversed.

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QID #1144151 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

Complete the series: 3, 6, 12, 24, ?

Correct Answer: C. 48
Each term is doubled.

Question: Complete the series: 3, 6, 12, 24, ?

A. 30

B. 36

C. 48

D. 54

Correct Answer: C. 48Explanation: Each term is doubled.

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QID #1144150 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

If CAT is coded as DBU, DOG will be coded as:

Correct Answer: A. EPH
Each letter is shifted forward by one.

Question: If CAT is coded as DBU, DOG will be coded as:

A. EPH

B. EOH

C. FPH

D. EPG

Correct Answer: A. EPHExplanation: Each letter is shifted forward by one.

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QID #1144149 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 06 Medium

Find the odd one out: 2, 4, 8, 16, 18

Correct Answer: D. 18
All except 18 are powers of 2.

Question: Find the odd one out: 2, 4, 8, 16, 18

A. 2

B. 8

C. 16

D. 18

Correct Answer: D. 18Explanation: All except 18 are powers of 2.

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QID #1144148 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 13 Medium

For u=6 m/s, a=3 m/s² and t=3 s, displacement is:

Correct Answer: A. 31.5 m
Use s = ut + 1/2 at².

Question: For u=6 m/s, a=3 m/s² and t=3 s, displacement is:

A. 31.5 m

B. 12 m

C. 18 m

D. 27 m

Correct Answer: A. 31.5 mExplanation: Use s = ut + 1/2 at².

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