Physics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 40 - 45 of 191

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Question number: 40

Physics
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Question

MCQ▾

Which colour of clothes will you prefer wearing in a cold weather?

Choices

Choice (4)Response

a.

Red

Figure showing red color
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b.

White

Figure showing white color
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c.

Orange

Figure showing orange color
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d.

Black

Figure showing black color
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Question number: 41

Physics
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Question

MCQ▾

Which of the following is true about glass?

Choices

Choice (4)Response

a.

It is good conductor of heat

b.

It is an insulator of heat

c.

It does not break when heat is given to it.

d.

All of the above

Question number: 42

Physics
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Question

MCQ▾

What is the minimum and the maximum scale of clinical thermometer?

Figure showing a clinical thermometer

Figure Showing a Clinical Thermometer

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Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 43

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Question

MCQ▾

The time period of a pendulum depend on which of these factor?

Image showing the Pendulum

Image Showing the Pendulum

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Choices

Choice (4)Response

a.

Material

b.

Mass of the bob

c.

Length of the pendulum

d.

Question does not provide sufficient data or is vague

Question number: 44

Physics
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Question

MCQ▾

Which of the following keeps hot liquid hot and cold liquid cold?

Choices

Choice (4)Response

a.

Thermocouple

Figure showing thermocouple
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b.

Thermos

Figure showing a thermos
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c.

Thermostat

Figure showing a thermostat
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d.

Thermometer

Figure showing a thermometer
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Question number: 45

Physics
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Question

MCQ▾

Sublimation is the process in which solid is directly converted into gaseous form,

What is the reverse of sublimation i. e. process by which gaseous form is directly converted to solid form?

Choices

Choice (4)Response

a.

Desalination

b.

Dictation

c.

Deposition

d.

None of the above