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Question (11)

QN003861

A compass needle placed near a magnet will:

(A) Stop moving
(B) Always point upward
(C) Deflect from its original position
(D) Become non-magnetic

Correct Answer: C

Explanation:

Magnetic field of the magnet causes deflection.

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Question (12)

QN003862

If North pole of a magnet is brought near North pole of a compass needle, the needle will:

(A) Move closer
(B) Move away
(C) Stay unchanged
(D) Break

Correct Answer: B

Explanation:

Like poles repel each other.

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Question (13)

QN003863

If South pole of a magnet is brought near North pole of a compass needle, the needle will:

(A) Move closer
(B) Move away
(C) Stop rotating permanently
(D) Become neutral

Correct Answer: A

Explanation:

Unlike poles attract each other.

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Question (14)

QN003864

The poles of a magnet are regions where:

(A) No force acts
(B) Magnetic effect is weakest
(C) Magnetic effect is strongest
(D) Heat is generated

Correct Answer: C

Explanation:

Magnetic force is strongest at poles.

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Question (15)

QN003865

Which of the following is TRUE about poles of a magnet?

(A) They exist singly
(B) They exist only in pairs
(C) They disappear when broken
(D) They are located at the center only

Correct Answer: B

Explanation:

Magnetic poles always exist in pairs.

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Question (16)

QN003866

A magnet can be used to test whether a material is magnetic based on:

(A) Color change
(B) Sound produced
(C) Attraction or repulsion
(D) Weight change

Correct Answer: C

Explanation:

Magnetic materials show attraction to magnets.

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Question (17)

QN003867

If two bar magnets are placed with opposite poles facing, they will:

(A) Repel
(B) Attract
(C) Rotate endlessly
(D) Lose magnetism

Correct Answer: B

Explanation:

Opposite poles attract each other.

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Question (18)

QN003868

If like poles are brought closer, the correct observation is:

(A) Attraction increases
(B) Repulsion occurs
(C) No change
(D) Heating occurs

Correct Answer: B

Explanation:

Like poles repel each other.

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Question (19)

QN003869

A compass needle is itself a:

(A) Plastic pointer
(B) Wooden rod
(C) Small magnet
(D) Iron rod only

Correct Answer: C

Explanation:

The compass needle is a small magnet.

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Question (20)

QN003870

A freely suspended magnet aligns North-South because:

(A) Sun pulls it
(B) Earth behaves like a magnet
(C) Air pushes it
(D) Gravity rotates it

Correct Answer: B

Explanation:

Earth acts as a giant magnet.

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Question (11)

A compass needle placed near a magnet will:

Explanation:

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Question (12)

If North pole of a magnet is brought near North pole of a compass needle, the needle will:

Explanation:

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Question (13)

If South pole of a magnet is brought near North pole of a compass needle, the needle will:

Explanation:

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Question (14)

The poles of a magnet are regions where:

Explanation:

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Question (15)

Which of the following is TRUE about poles of a magnet?

Explanation:

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Question (16)

A magnet can be used to test whether a material is magnetic based on:

Explanation:

Link:

Question (17)

If two bar magnets are placed with opposite poles facing, they will:

Explanation:

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Question (18)

If like poles are brought closer, the correct observation is:

Explanation:

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Question (19)

A compass needle is itself a:

Explanation:

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Question (20)

A freely suspended magnet aligns North-South because:

Explanation:

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