Free MCQs with Answers | Military Brat Defence Academy

Q: A pilot feels apparent weightlessness in an aircraft mainly when the aircraft follows:

Correct Answer: B. A parabolic free-fall trajectory. During a parabolic free-fall segment, aircraft and occupants accelerate together under gravity.

Q: Which international agreement specifically aims to phase down hydrofluorocarbons?

Correct Answer: B. Montreal Protocol's Kigali Amendment. The Kigali Amendment provides for the phasedown of HFCs.

Q: The Lagrange point L1 of the Sun-Earth system is especially useful for observing:

Correct Answer: B. The Sun continuously. A spacecraft near Sun-Earth L1 can observe the Sun with a nearly uninterrupted view.

Q: Which component of blood is primarily responsible for maintaining osmotic pressure?

Correct Answer: B. Albumin. Albumin is the major plasma protein maintaining colloid osmotic pressure.

Q: The Treaty of Purandar of 1665 was concluded between Shivaji and which Mughal commander?

Correct Answer: C. Raja Jai Singh I. The treaty was concluded between Shivaji and Raja Jai Singh I.

Q: The Tropic of Cancer passes through how many Indian states?

Correct Answer: C. Eight. The Tropic of Cancer passes through eight Indian states.

Q: The Integrated Defence Staff functions under which organisation?

Correct Answer: B. Headquarters Integrated Defence Staff. Headquarters Integrated Defence Staff supports jointness among the three Services.

Q: Which constitutional article empowers the President of India to proclaim a National Emergency on the ground of war, external aggression or armed rebellion?

Correct Answer: A. Article 352. Article 352 provides for a National Emergency.

QID #13438 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

A pilot feels apparent weightlessness in an aircraft mainly when the aircraft follows:

Correct Answer: B. A parabolic free-fall trajectory
During a parabolic free-fall segment, aircraft and occupants accelerate together under gravity.

Question: A pilot feels apparent weightlessness in an aircraft mainly when the aircraft follows:

A. Uniform horizontal flight

B. A parabolic free-fall trajectory

C. A constant-speed climb

D. A banked circular turn

Correct Answer: B. A parabolic free-fall trajectoryExplanation: During a parabolic free-fall segment, aircraft and occupants accelerate together under gravity.

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QID #13437 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Hard

Which international agreement specifically aims to phase down hydrofluorocarbons?

Correct Answer: B. Montreal Protocol's Kigali Amendment
The Kigali Amendment provides for the phasedown of HFCs.

Question: Which international agreement specifically aims to phase down hydrofluorocarbons?

A. Kyoto Protocol

B. Montreal Protocol's Kigali Amendment

C. Ramsar Convention

D. Cartagena Protocol

Correct Answer: B. Montreal Protocol's Kigali AmendmentExplanation: The Kigali Amendment provides for the phasedown of HFCs.

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QID #13436 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

The Lagrange point L1 of the Sun-Earth system is especially useful for observing:

Correct Answer: B. The Sun continuously
A spacecraft near Sun-Earth L1 can observe the Sun with a nearly uninterrupted view.

Question: The Lagrange point L1 of the Sun-Earth system is especially useful for observing:

A. The far side of the Moon

B. The Sun continuously

C. Deep-ocean currents

D. Earth's magnetic poles only

Correct Answer: B. The Sun continuouslyExplanation: A spacecraft near Sun-Earth L1 can observe the Sun with a nearly uninterrupted view.

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QID #13435 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

When the Reserve Bank of India increases the repo rate, the immediate policy intention is generally to:

Correct Answer: B. Control inflation by making credit costlier
A higher repo rate generally tightens monetary conditions and discourages borrowing.

Question: When the Reserve Bank of India increases the repo rate, the immediate policy intention is generally to:

A. Increase liquidity and borrowing

B. Control inflation by making credit costlier

C. Reduce tax collection

D. Increase exports directly

Correct Answer: B. Control inflation by making credit costlierExplanation: A higher repo rate generally tightens monetary conditions and discourages borrowing.

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QID #13434 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Easy

What is the primary role of an Airborne Warning and Control System aircraft?

Correct Answer: B. Long-range surveillance and battle management
AWACS provides airborne surveillance, command and battle-management capability.

Question: What is the primary role of an Airborne Warning and Control System aircraft?

A. Air-to-air refuelling

B. Long-range surveillance and battle management

C. Strategic bombing

D. Troop transport

Correct Answer: B. Long-range surveillance and battle managementExplanation: AWACS provides airborne surveillance, command and battle-management capability.

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QID #13433 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Hard

Which component of blood is primarily responsible for maintaining osmotic pressure?

Correct Answer: B. Albumin
Albumin is the major plasma protein maintaining colloid osmotic pressure.

Question: Which component of blood is primarily responsible for maintaining osmotic pressure?

A. Haemoglobin

B. Albumin

C. Platelets

D. Fibrinogen

Correct Answer: B. AlbuminExplanation: Albumin is the major plasma protein maintaining colloid osmotic pressure.

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QID #13432 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Hard

The Treaty of Purandar of 1665 was concluded between Shivaji and which Mughal commander?

Correct Answer: C. Raja Jai Singh I
The treaty was concluded between Shivaji and Raja Jai Singh I.

Question: The Treaty of Purandar of 1665 was concluded between Shivaji and which Mughal commander?

A. Raja Man Singh

B. Mir Jumla

C. Raja Jai Singh I

D. Shaista Khan

Correct Answer: C. Raja Jai Singh IExplanation: The treaty was concluded between Shivaji and Raja Jai Singh I.

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QID #13431 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

The Tropic of Cancer passes through how many Indian states?

Correct Answer: C. Eight
The Tropic of Cancer passes through eight Indian states.

Question: The Tropic of Cancer passes through how many Indian states?

A. Six

B. Seven

C. Eight

D. Nine

Correct Answer: C. EightExplanation: The Tropic of Cancer passes through eight Indian states.

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QID #13430 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

The Integrated Defence Staff functions under which organisation?

Correct Answer: B. Headquarters Integrated Defence Staff
Headquarters Integrated Defence Staff supports jointness among the three Services.

Question: The Integrated Defence Staff functions under which organisation?

A. Ministry of Home Affairs

B. Headquarters Integrated Defence Staff

C. National Security Council Secretariat

D. Cabinet Secretariat

Correct Answer: B. Headquarters Integrated Defence StaffExplanation: Headquarters Integrated Defence Staff supports jointness among the three Services.

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QID #13429 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 3 Medium

Which constitutional article empowers the President of India to proclaim a National Emergency on the ground of war, external aggression or armed rebellion?

Correct Answer: A. Article 352
Article 352 provides for a National Emergency.

Question: Which constitutional article empowers the President of India to proclaim a National Emergency on the ground of war, external aggression or armed rebellion?

A. Article 352

B. Article 356

C. Article 360

D. Article 368

Correct Answer: A. Article 352Explanation: Article 352 provides for a National Emergency.

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QID #13328 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Five persons A, B, C, D and E stand in a line. A is left of B, C is right of B, D is left of A and E is right of C. Who is in the middle?

Correct Answer: B. B
The order is D, A, B, C, E, so B occupies the middle position. C is fourth, not third.

Question: Five persons A, B, C, D and E stand in a line. A is left of B, C is right of B, D is left of A and E is right of C. Who is in the middle?

A. A

B. B

C. C

D. D

Correct Answer: B. BExplanation: The order is D, A, B, C, E, so B occupies the middle position. C is fourth, not third.

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QID #13327 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

If SOUTH is coded as 12345 and NORTH as 62745, what digit represents N?

Correct Answer: A. 6
Comparing NORTH with its code 62745 shows that N corresponds to 6. The digit 2 corresponds to O in both words.

Question: If SOUTH is coded as 12345 and NORTH as 62745, what digit represents N?

A. 6

B. 2

C. 7

D. 5

Correct Answer: A. 6Explanation: Comparing NORTH with its code 62745 shows that N corresponds to 6. The digit 2 corresponds to O in both words.

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QID #13326 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Which symbol replaces the question mark? 4, 9, 19, 39, ?

Correct Answer: D. 79
Each term is obtained by multiplying the previous term by 2 and adding 1: 39 × 2 + 1 = 79. Eighty-one would require adding 3.

Question: Which symbol replaces the question mark? 4, 9, 19, 39, ?

A. 69

B. 75

C. 81

D. 79

Correct Answer: D. 79Explanation: Each term is obtained by multiplying the previous term by 2 and adding 1: 39 × 2 + 1 = 79. Eighty-one would require adding 3.

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QID #13325 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

A mirror is placed to the right of the word 'AIR'. Which letter appears nearest the mirror in the image?

Correct Answer: C. R
With the mirror on the right, the rightmost letter R is nearest the mirror and appears first in the reflected order. I remains the middle letter.

Question: A mirror is placed to the right of the word 'AIR'. Which letter appears nearest the mirror in the image?

A. A

B. I

C. R

D. Cannot be determined

Correct Answer: C. RExplanation: With the mirror on the right, the rightmost letter R is nearest the mirror and appears first in the reflected order. I remains the middle letter.

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QID #13324 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Find the odd pair.

Correct Answer: B. 5 : 20
In the other pairs, the second number is the square of the first. The square of 5 is 25, not 20.

Question: Find the odd pair.

A. 3 : 9

B. 5 : 20

C. 7 : 49

D. 9 : 81

Correct Answer: B. 5 : 20Explanation: In the other pairs, the second number is the square of the first. The square of 5 is 25, not 20.

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QID #13323 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

In a row, P is 12th from the left and Q is 17th from the right. If five persons are between P and Q and P is to the left of Q, how many persons are in the row?

Correct Answer: A. 34
Q is six positions to the right of P, so Q is 18th from the left. Total persons equal 18 + 17 - 1 = 34. Thirty-five double-counts Q.

Question: In a row, P is 12th from the left and Q is 17th from the right. If five persons are between P and Q and P is to the left of Q, how many persons are in the row?

A. 34

B. 33

C. 35

D. 36

Correct Answer: A. 34Explanation: Q is six positions to the right of P, so Q is 18th from the left. Total persons equal 18 + 17 - 1 = 34. Thirty-five double-counts Q.

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QID #13322 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

A man faces west. He turns 135 degrees clockwise. Which direction does he face?

Correct Answer: D. North-East
From west, a 90-degree clockwise turn faces north and another 45 degrees faces north-east. North-west would result from a 45-degree clockwise turn only.

Question: A man faces west. He turns 135 degrees clockwise. Which direction does he face?

A. North-West

B. South-West

C. South-East

D. North-East

Correct Answer: D. North-EastExplanation: From west, a 90-degree clockwise turn faces north and another 45 degrees faces north-east. North-west would result from a 45-degree clockwise turn only.

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QID #13321 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Statements: Some cadets are athletes. All athletes are disciplined. Which conclusion follows?

Correct Answer: C. Some cadets are disciplined.
The cadets who are athletes must be disciplined because all athletes are disciplined. The statement does not establish that every cadet is disciplined.

Question: Statements: Some cadets are athletes. All athletes are disciplined. Which conclusion follows?

A. All cadets are disciplined.

B. No cadet is disciplined.

C. Some cadets are disciplined.

D. All disciplined persons are athletes.

Correct Answer: C. Some cadets are disciplined.Explanation: The cadets who are athletes must be disciplined because all athletes are disciplined. The statement does not establish that every cadet is disciplined.

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QID #13320 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Find the missing number: 2, 6, 12, 20, 30, ?

Correct Answer: B. 42
The terms follow n(n+1): 1×2, 2×3, 3×4, 4×5, 5×6 and then 6×7 = 42. Thirty-six would be 6 squared and does not follow the pattern.

Question: Find the missing number: 2, 6, 12, 20, 30, ?

A. 36

B. 42

C. 44

D. 48

Correct Answer: B. 42Explanation: The terms follow n(n+1): 1×2, 2×3, 3×4, 4×5, 5×6 and then 6×7 = 42. Thirty-six would be 6 squared and does not follow the pattern.

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QID #13319 AFCAT 02/2026 Mock Test Series - Attempt Online Tests AFCAT 2026 Full-Length Mock Test 1 Hard

Select the pair with the same relationship as 'Bird : Aviary'.

Correct Answer: D. Dog : Kennel
An aviary is an enclosure for birds, and a kennel is an enclosure for dogs. A lion's den is a natural dwelling, so it is a weaker match than the purpose-built enclosure relation.

Question: Select the pair with the same relationship as 'Bird : Aviary'.

A. Lion : Den

B. Horse : Stable

C. Bee : Hive

D. Dog : Kennel

Correct Answer: D. Dog : KennelExplanation: An aviary is an enclosure for birds, and a kennel is an enclosure for dogs. A lion's den is a natural dwelling, so it is a weaker match than the purpose-built enclosure relation.

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Free MCQs with Answers | Military Brat Defence Academy

A pilot feels apparent weightlessness in an aircraft mainly when the aircraft follows:

Which international agreement specifically aims to phase down hydrofluorocarbons?

The Lagrange point L1 of the Sun-Earth system is especially useful for observing:

When the Reserve Bank of India increases the repo rate, the immediate policy intention is generally to:

What is the primary role of an Airborne Warning and Control System aircraft?

Which component of blood is primarily responsible for maintaining osmotic pressure?

The Treaty of Purandar of 1665 was concluded between Shivaji and which Mughal commander?

The Tropic of Cancer passes through how many Indian states?

The Integrated Defence Staff functions under which organisation?

Which constitutional article empowers the President of India to proclaim a National Emergency on the ground of war, external aggression or armed rebellion?

Five persons A, B, C, D and E stand in a line. A is left of B, C is right of B, D is left of A and E is right of C. Who is in the middle?

If SOUTH is coded as 12345 and NORTH as 62745, what digit represents N?

Which symbol replaces the question mark? 4, 9, 19, 39, ?

A mirror is placed to the right of the word 'AIR'. Which letter appears nearest the mirror in the image?

Find the odd pair.

In a row, P is 12th from the left and Q is 17th from the right. If five persons are between P and Q and P is to the left of Q, how many persons are in the row?

A man faces west. He turns 135 degrees clockwise. Which direction does he face?

Statements: Some cadets are athletes. All athletes are disciplined. Which conclusion follows?

Find the missing number: 2, 6, 12, 20, 30, ?

Select the pair with the same relationship as 'Bird : Aviary'.

Free MCQs with Answers and Explanations