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Q: If 8 workers finish a job in 12 days, doubling workers at same efficiency would take:

Correct Answer: B. 6 days. Work is inversely proportional to workers.

Q: A is taller than B and B is taller than C. Who is shortest?

Correct Answer: C. C. C is shortest.

Q: Which comes next: 1, 4, 9, 16, ?

Correct Answer: B. 25. These are square numbers.

Q: The change from solid directly to gas is called:

Correct Answer: B. sublimation. Direct solid-to-gas change is sublimation.

Q: Weight of a body equals:

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

Q: The SI unit of momentum is:

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

Q: 105 C of charge passes a point in 9 s. Current is:

Correct Answer: A. 11.6667 A. Current I = Q/t.

Q: A fuel with higher calorific value releases:

Correct Answer: B. more heat per unit mass. Calorific value measures heat released per unit fuel.

Q: The ozone layer mainly protects Earth from:

Correct Answer: B. ultraviolet radiation. Ozone absorbs much harmful UV radiation.

Q: Reduction can be described as:

Correct Answer: B. loss of oxygen. Reduction can involve loss of oxygen.

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QID #1144327 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 09 Medium

If 8 workers finish a job in 12 days, doubling workers at same efficiency would take:

Correct Answer: B. 6 days
Work is inversely proportional to workers.

Question: If 8 workers finish a job in 12 days, doubling workers at same efficiency would take:

A. 3 days

B. 6 days

C. 12 days

D. 24 days

Correct Answer: B. 6 daysExplanation: Work is inversely proportional to workers.

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QID #1144326 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 09 Medium

A is taller than B and B is taller than C. Who is shortest?

Correct Answer: C. C
C is shortest.

Question: A is taller than B and B is taller than C. Who is shortest?

A. A

B. B

C. C

D. Cannot say

Correct Answer: C. CExplanation: C is shortest.

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QID #1144325 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 09 Medium

Which comes next: 1, 4, 9, 16, ?

Correct Answer: B. 25
These are square numbers.

Question: Which comes next: 1, 4, 9, 16, ?

A. 20

B. 25

C. 30

D. 36

Correct Answer: B. 25Explanation: These are square numbers.

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QID #1144324 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

The change from solid directly to gas is called:

Correct Answer: B. sublimation
Direct solid-to-gas change is sublimation.

Question: The change from solid directly to gas is called:

A. melting

B. sublimation

C. condensation

D. freezing

Correct Answer: B. sublimationExplanation: Direct solid-to-gas change is sublimation.

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QID #1144323 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 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 #1144322 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 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 #1144321 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 Medium

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

Correct Answer: A. 11.6667 A
Current I = Q/t.

Question: 105 C of charge passes a point in 9 s. Current is:

A. 11.6667 A

B. 945 A

C. 114 A

D. 0.0857143 A

Correct Answer: A. 11.6667 AExplanation: Current I = Q/t.

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QID #1144320 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

A fuel with higher calorific value releases:

Correct Answer: B. more heat per unit mass
Calorific value measures heat released per unit fuel.

Question: A fuel with higher calorific value releases:

A. less heat per unit mass

B. more heat per unit mass

C. no heat

D. only light

Correct Answer: B. more heat per unit massExplanation: Calorific value measures heat released per unit fuel.

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QID #1144319 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

The ozone layer mainly protects Earth from:

Correct Answer: B. ultraviolet radiation
Ozone absorbs much harmful UV radiation.

Question: The ozone layer mainly protects Earth from:

A. visible light

B. ultraviolet radiation

C. radio waves

D. sound waves

Correct Answer: B. ultraviolet radiationExplanation: Ozone absorbs much harmful UV radiation.

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QID #1144318 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

Reduction can be described as:

Correct Answer: B. loss of oxygen
Reduction can involve loss of oxygen.

Question: Reduction can be described as:

A. gain of oxygen

B. loss of oxygen

C. gain of protons always

D. increase in temperature

Correct Answer: B. loss of oxygenExplanation: Reduction can involve loss of oxygen.

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QID #1144317 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

Oxidation commonly involves:

Correct Answer: A. gain of oxygen
Oxidation is often described as gain of oxygen.

Question: Oxidation commonly involves:

A. gain of oxygen

B. loss of oxygen only

C. gain of neutrons

D. loss of mass always

Correct Answer: A. gain of oxygenExplanation: Oxidation is often described as gain of oxygen.

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QID #1144316 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

A reaction that releases heat is called:

Correct Answer: B. exothermic
An exothermic reaction releases heat.

Question: A reaction that releases heat is called:

A. endothermic

B. exothermic

C. reversible only

D. neutral

Correct Answer: B. exothermicExplanation: An exothermic reaction releases heat.

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QID #1144315 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

The gas essential for ordinary combustion is:

Correct Answer: B. oxygen
Oxygen supports ordinary combustion.

Question: The gas essential for ordinary combustion is:

A. nitrogen

B. oxygen

C. argon

D. neon

Correct Answer: B. oxygenExplanation: Oxygen supports ordinary combustion.

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QID #1144314 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 Medium

A 6 kg body moves at 5 m/s. Its kinetic energy is:

Correct Answer: A. 75 J
KE = 1/2 mv².

Question: A 6 kg body moves at 5 m/s. Its kinetic energy is:

A. 75 J

B. 30 J

C. 150 J

D. 15 J

Correct Answer: A. 75 JExplanation: KE = 1/2 mv².

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QID #1144313 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 Medium

If 240 J of work is done in 6 s, power is:

Correct Answer: A. 40 W
Power = work/time.

Question: If 240 J of work is done in 6 s, power is:

A. 40 W

B. 1440 W

C. 246 W

D. 20 W

Correct Answer: A. 40 WExplanation: Power = work/time.

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QID #1144312 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 Medium

For u=7 m/s, a=3 m/s² and t=5 s, displacement is:

Correct Answer: A. 72.5 m
Use s = ut + 1/2 at².

Question: For u=7 m/s, a=3 m/s² and t=5 s, displacement is:

A. 72.5 m

B. 15 m

C. 35 m

D. 75 m

Correct Answer: A. 72.5 mExplanation: Use s = ut + 1/2 at².

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QID #1144311 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 19 Medium

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

Correct Answer: A. 36 N
Use F = ma.

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

A. 36 N

B. 12 N

C. 72 N

D. 18 N

Correct Answer: A. 36 NExplanation: Use F = ma.

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QID #1144310 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

An atom has atomic number 6. Its number of protons is:

Correct Answer: A. 6
Atomic number equals the number of protons.

Question: An atom has atomic number 6. Its number of protons is:

A. 6

B. 7

C. 5

D. 12

Correct Answer: A. 6Explanation: Atomic number equals the number of protons.

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QID #1144309 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

A solution has pH 2. It is:

Correct Answer: A. acidic
A pH below 7 indicates an acidic solution.

Question: A solution has pH 2. It is:

A. acidic

B. basic

C. neutral

D. metallic

Correct Answer: A. acidicExplanation: A pH below 7 indicates an acidic solution.

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QID #1144308 Agniveer Army Technical 2027 Mock Test Series Agniveer Army Technical Online Mock Test 08 Medium

An element X has valency 1. If oxygen has valency 2, which statement is useful while writing the simplest oxide formula?

Correct Answer: A. Criss-cross the valencies and simplify the ratio
The criss-cross method uses valencies to obtain the simplest combining ratio.

Question: An element X has valency 1. If oxygen has valency 2, which statement is useful while writing the simplest oxide formula?

A. Criss-cross the valencies and simplify the ratio

B. Add the valencies only

C. Ignore oxygen's valency

D. Use atomic masses instead

Correct Answer: A. Criss-cross the valencies and simplify the ratioExplanation: The criss-cross method uses valencies to obtain the simplest combining ratio.

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