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Agniveer Army Technical 2027 Mock Test Series with Answers | Military Brat Defence Academy

Q: The earth wire is used mainly for:

Correct Answer: B. safety against electric shock. Earthing provides a safer path for fault current.

Q: A fuse is connected in a circuit mainly to:

Correct Answer: B. protect against excess current. A fuse protects a circuit from excessive current.

Q: A heat engine converts heat energy mainly into:

Correct Answer: A. mechanical work. Heat engines convert thermal energy into mechanical work.

Q: The Sun produces energy mainly through:

Correct Answer: B. nuclear fusion. Solar energy is produced by nuclear fusion.

Q: A sample has mass 440 g and volume 90 cm³. Density is:

Correct Answer: A. 4.88889 g/cm³. Density = mass/volume.

Q: 130 C of charge passes a point in 9 s. Current is:

Correct Answer: A. 14.4444 A. Current I = Q/t.

Q: A current of 2 A flows through a resistance of 7 Ω. The voltage is:

Correct Answer: A. 14 V. Ohm's law: V = IR.

Q: A force of 58 N moves an object 2 m in the force direction. Work done is:

Correct Answer: A. 116 J. Work = force × displacement.

Q: An object has initial velocity 7 m/s and acceleration 2 m/s² for 2 s. Final velocity is:

Correct Answer: A. 11 m/s. Use v = u + at.

Q: The binary representation of decimal 10 is:

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

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Series: Agniveer Army Technical 2027 Mock Test Series

QID #1145067 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

The earth wire is used mainly for:

Correct Answer: B. safety against electric shock
Earthing provides a safer path for fault current.

Question: The earth wire is used mainly for:

A. increasing voltage

B. safety against electric shock

C. reducing frequency

D. increasing power

Correct Answer: B. safety against electric shockExplanation: Earthing provides a safer path for fault current.

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QID #1145066 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A fuse is connected in a circuit mainly to:

Correct Answer: B. protect against excess current
A fuse protects a circuit from excessive current.

Question: A fuse is connected in a circuit mainly to:

A. increase current

B. protect against excess current

C. raise voltage

D. store charge

Correct Answer: B. protect against excess currentExplanation: A fuse protects a circuit from excessive current.

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QID #1145065 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A heat engine converts heat energy mainly into:

Correct Answer: A. mechanical work
Heat engines convert thermal energy into mechanical work.

Question: A heat engine converts heat energy mainly into:

A. mechanical work

B. chemical energy

C. mass

D. pressure only

Correct Answer: A. mechanical workExplanation: Heat engines convert thermal energy into mechanical work.

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QID #1145064 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

The Sun produces energy mainly through:

Correct Answer: B. nuclear fusion
Solar energy is produced by nuclear fusion.

Question: The Sun produces energy mainly through:

A. combustion

B. nuclear fusion

C. nuclear fission

D. chemical reaction

Correct Answer: B. nuclear fusionExplanation: Solar energy is produced by nuclear fusion.

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QID #1145063 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A sample has mass 440 g and volume 90 cm³. Density is:

Correct Answer: A. 4.88889 g/cm³
Density = mass/volume.

Question: A sample has mass 440 g and volume 90 cm³. Density is:

A. 4.88889 g/cm³

B. 39600 g/cm³

C. 0.204545 g/cm³

D. 530 g/cm³

Correct Answer: A. 4.88889 g/cm³Explanation: Density = mass/volume.

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QID #1145062 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

130 C of charge passes a point in 9 s. Current is:

Correct Answer: A. 14.4444 A
Current I = Q/t.

Question: 130 C of charge passes a point in 9 s. Current is:

A. 14.4444 A

B. 1170 A

C. 139 A

D. 0.0692308 A

Correct Answer: A. 14.4444 AExplanation: Current I = Q/t.

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QID #1145061 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A current of 2 A flows through a resistance of 7 Ω. The voltage is:

Correct Answer: A. 14 V
Ohm's law: V = IR.

Question: A current of 2 A flows through a resistance of 7 Ω. The voltage is:

A. 14 V

B. 9 V

C. 3.5 V

D. 0.285714 V

Correct Answer: A. 14 VExplanation: Ohm's law: V = IR.

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QID #1145060 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A force of 58 N moves an object 2 m in the force direction. Work done is:

Correct Answer: A. 116 J
Work = force × displacement.

Question: A force of 58 N moves an object 2 m in the force direction. Work done is:

A. 116 J

B. 60 J

C. 29 J

D. 232 J

Correct Answer: A. 116 JExplanation: Work = force × displacement.

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QID #1145059 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

An object has initial velocity 7 m/s and acceleration 2 m/s² for 2 s. Final velocity is:

Correct Answer: A. 11 m/s
Use v = u + at.

Question: An object has initial velocity 7 m/s and acceleration 2 m/s² for 2 s. Final velocity is:

A. 11 m/s

B. 14 m/s

C. 4 m/s

D. 13 m/s

Correct Answer: A. 11 m/sExplanation: Use v = u + at.

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QID #1145058 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 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 #1145057 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A bag has 2 red and 3 blue balls. Probability of drawing a red ball is:

Correct Answer: A. 2/5
Probability = favorable outcomes / total outcomes.

Question: A bag has 2 red and 3 blue balls. Probability of drawing a red ball is:

A. 2/5

B. 3/5

C. 1/5

D. 1/5

Correct Answer: A. 2/5Explanation: Probability = favorable outcomes / total outcomes.

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QID #1145056 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

The median of 36, 39, 42, 45, 48 is:

Correct Answer: B. 42
For five ordered values, the median is the third value.

Question: The median of 36, 39, 42, 45, 48 is:

A. 39

B. 42

C. 45

D. 48

Correct Answer: B. 42Explanation: For five ordered values, the median is the third value.

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QID #1145055 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 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 #1145054 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 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 #1145053 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

The circumference of a circle of radius 7 cm is:

Correct Answer: B. 14π cm
Circumference = 2πr.

Question: The circumference of a circle of radius 7 cm is:

A. 49π cm

B. 14π cm

C. 7π cm

D. 98π cm

Correct Answer: B. 14π cmExplanation: Circumference = 2πr.

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QID #1145052 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 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 #1145051 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

A rectangle has length 12 cm and breadth 9 cm. Its perimeter is:

Correct Answer: B. 42 cm
Perimeter = 2(l+b).

Question: A rectangle has length 12 cm and breadth 9 cm. Its perimeter is:

A. 108 cm

B. 42 cm

C. 21 cm

D. 216 cm

Correct Answer: B. 42 cmExplanation: Perimeter = 2(l+b).

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QID #1145050 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

Area of a square of side 11 cm is:

Correct Answer: B. 121 cm²
Area of square = side².

Question: Area of a square of side 11 cm is:

A. 44 cm²

B. 121 cm²

C. 242 cm²

D. 22 cm²

Correct Answer: B. 121 cm²Explanation: Area of square = side².

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QID #1145049 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 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 #1145048 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 24 Medium

The average of 36, 39, 42, 45, 48 is:

Correct Answer: C. 42
For an arithmetic sequence, the average is the middle value.

Question: The average of 36, 39, 42, 45, 48 is:

A. 40

B. 41

C. 42

D. 43

Correct Answer: C. 42Explanation: For an arithmetic sequence, the average is the middle value.

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