Physics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 149 - 153 of 285

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Question number: 149

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Question

MCQ▾

If two different forces applied on a body, because of these the body accelerates and respectively. Then which one is correct?

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question number: 150

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Question

MCQ▾

The weight of the body at the surface of the earth is and the radius of the earth is . What is the weight of the same body at the height from the surface of the earth?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 151

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Question

Match List-Ⅰ List-Ⅱ▾

Match the following and choose the correct answer:

List-Ⅰ (Physical Quantities)List-Ⅱ (Units of Physical Quantities)

(A)

Force

(i)

(B)

Acceleration

(ii)

N

(C)

Velocity

(iii)

(D)

Momentum

(iv)

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (iv)
  • (iii)
  • (i)

b.

  • (ii)
  • (iii)
  • (iv)
  • (i)

c.

  • (i)
  • (iii)
  • (iv)
  • (ii)

d.

  • (ii)
  • (i)
  • (iii)
  • (iv)

Question number: 152

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Question

MCQ▾

If inertia of object is more than inertia of object , then which one has more mass?

Choices

Choice (4)Response

a.

Object B

b.

Object A

c.

Can’t be decide by given data

d.

Object A and Object B have same mass

Question number: 153

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Question

MCQ▾

An object of mass is travelling with velocity collides with an object of mass , which is initially at rest. If both the objects are stuck after collision, then the velocity of the combination is:

Choices

Choice (4)Response

a.

b.

c.

d.