Physics-Work and Energy (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 1 - 6 of 7

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Question number: 1

» Physics » Work and Energy

MCQ▾

Question

Which has not the same unit as others?

Choices

Choice (4) Response

a.

Watt-second

b.

eV

c.

J-s

d.

Kilowatt-hour

Question number: 2

» Physics » Work and Energy

MCQ▾

Question

A glass jug is to be made that does not break when boiling water is poured onto it two possibilities are

I. Using thick glass.

II. Using thin glass.

III. Using glass that expands greatly when heated.

IV. Using glass that expands little when heated.

Which two choices would be best?

Choices

Choice (4) Response

a.

II and IV

b.

I and IV

c.

I and III

d.

II and III

Question number: 3

» Physics » Work and Energy

MCQ▾

Question

A satellite revolves around the Earth in elliptical orbit, its speed is

Choices

Choice (4) Response

a.

same at all points on the orbit

b.

greatest when it is farthest from the Earth

c.

eatest when it is closest to the Earth

d.

All of the above

Question number: 4

» Physics » Work and Energy

MCQ▾

Question

Which of the following is used in oven?

Choices

Choice (4) Response

a.

UV-rays

b.

Microwaves

c.

X-rays

d.

Radio waves

Question number: 5

» Physics » Work and Energy

Appeared in Year: 2013

MCQ▾

Question

Two different sources of light A and B have wavelength 0.7 A m and 0.3 A m respectively. Then which of the following statement is true:

Choices

Choice (4) Response

a.

A has greater energy then B

b.

A and B has equal energy

c.

B has greater energy then A

d.

All of the above

Question number: 6

» 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

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