NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1657 - 1662 of 2028

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Question number: 1657

» Physics » Some Natural Phenomena

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MCQ▾

Question

At which of the following temperature rise of the gas will be lowest?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1658

» Physics » Light

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MCQ▾

Question

The propagation of light is,

Choices

Choice (4)Response

a.

Either planar or rectilinear propagation

b.

Cubic propagation

c.

Planar propagation

d.

Rectilinear propagation

Question number: 1659

» Physics » Chemical Effects of Electric Current

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MCQ▾

Question

Who showed that when electrodes were immersed in water and current was passed through water, bubbles of oxygen and hydrogen were produced?

Choices

Choice (4)Response

a.

John Frederic Daniel

b.

Thomas Alva Edison

c.

Alessandro Volta

d.

William Nicholson

Passage

See the following diagram of human eye, and answer the questions given below it.

Diagram of human eye

Diagram of Human Eye

Question number: 1660 (1 of 3 Based on Passage) Show Passage

» Physics » Light

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MCQ▾

Question

What is the function of part of eye represented by , in figure?

Choices

Choice (4)Response

a.

Covers anterior chamber of eye

b.

Controlling the amount of light entering the eye by contracting or dilating

c.

On which image formed

d.

Allows the light to fall on retina

Question number: 1661 (2 of 3 Based on Passage) Show Passage

» Physics » Light

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MCQ▾

Question

The letters and represent, respectively:

Choices

Choice (4)Response

a.

Iris, Lens and Cornea

b.

Retina, Cornea and Lens

c.

Retina, Lens and Cornea

d.

Iris, Lens and retina

Question number: 1662 (3 of 3 Based on Passage) Show Passage

» Physics » Light

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MCQ▾

Question

Which of the following letter represents iris of eye?

Choices

Choice (4)Response

a.

Q

b.

P

c.

S

d.

R

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