Physics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 102 - 106 of 133

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Question number: 102

» Physics » Motion and Force

Appeared in Year: 2013

MCQ▾

Question

The distance covered by a body moving along X-axis with initial velocity V and uniform acceleration ‘a’ is given by x=ut+12at2 . This result is a consequence of:

Choices

Choice (4) Response

a.

Newton’s III rd law

b.

Newton’s I st law

c.

Newton’s II nd law

d.

None of the above

Question number: 103

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

A technician has 10 resistors each of resistance 0.1Ω. The largest and smallest resistances that he can obtain by combining these resistors are

Choices

Choice (4) Response

a.

1 Ω and 0.01 Ω respectively

b.

1 Ω. and 0.1 Ω respectively

c.

10 Ω and 1 Ω respectively

d.

0.1 Ω and 0.01 Ω. Respectively

Question number: 104

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

Eight identical spherical mercury drops charged to a potential of 20 V each are coalesced into a single spherical drop

Choices

Choice (4) Response

a.

Internal energy of the system decreases

b.

The potential remains the same i. e. , 20 V

c.

The internal energy of the system remains the same

d.

The new potential of the drop is 80 V

Question number: 105

» Physics » Work and Energy

MCQ▾

Question

Two masses of 1 g and 4 g are moving with equal kinetic energies. The ratio of the magnitudes of their linear moments is

Choices

Choice (4) Response

a.

1: 2

b.

1: 6

c.

4: 1

d.

√ 2: 1

Question number: 106

» Physics » Light

MCQ▾

Question

Which of the following is employed to clearly view objects, which cannot be seen directly due to obstruction?

Choices

Choice (4) Response

a.

Laser

b.

Periscope

c.

Kaleidoscope

d.

All of the above

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