Physics [NSTSE (National Science Talent Search Exam- Unified Council) Class 7]: Questions 140 - 146 of 191

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Question 140

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Question

MCQ▾

Which of the following is the symbol for electric cell?

Choices

Choice (4)Response

a.

Which of the symbol for electric cell : Choice A
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b.

Which of the symbol for electric cell : Choice B
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c.

Which of the symbol for electric cell : Choice C
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d.

Which of the symbol for electric cell : Choice D
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Question 141

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Question

MCQ▾

High speed winds create area of:

Choices

Choice (4)Response

a.

Low pressure

b.

High pressure

c.

Question does not provide sufficient data or is vague

d.

None of the above

Question 142

Physics
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Question

MCQ▾

Which of the following can be used as reflecting material in solar cookers?

Choices

Choice (4)Response

a.

Paper sheet

b.

Aluminium foil

c.

Plastic sheet

d.

All of the above

Question 143

Physics
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Question

MCQ▾

Angle of reflection is created between:

Choices

Choice (4)Response

a.

Reflected and refracted ray

b.

Normal and reflected ray

c.

Normal and refracted ray

d.

Incident and reflected ray

Question 144

Physics
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Question

MCQ▾

Objects that give light are known as:

Choices

Choice (4)Response

a.

Absorbers

b.

Source

c.

Refractor

d.

Question does not provide sufficient data or is vague

Question 145

Physics
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Question

MCQ▾

Spectacles works on the principle of ________?

Choices

Choice (4)Response

a.

Refraction

b.

Reflection

c.

None of the above

d.

All of the above

Question 146

Physics
Edit

Question

MCQ▾

Which of the following alphabet will have the mirror image unchanged?

Choices

Choice (4)Response

a.

A

b.

O

c.

M

d.

All a. , b. and c. are correct