NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1609 - 1615 of 2028

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Question number: 1609

» Physics » Force and Pressure

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MCQ▾

Question

The pressure on top of the Mount Everest is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 1610

» Physics » Sound

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MCQ▾

Question

If amplitude of vibration is increasing, the loudness will be:

Choices

Choice (4)Response

a.

first increase than decrease

b.

increases

c.

remain same

d.

decreases

Question number: 1611

» Physics » Sound

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MCQ▾

Question

Which one of the following frequency of sound human being can hear?

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1612

» Physics » Force and Pressure

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MCQ▾

Question

If two bodies repel each other, then force acting between them is may be:

Choices

Choice (4)Response

a.

Gravitational force

b.

Magnetic force

c.

Friction force

d.

None of the above

Question number: 1613

» Physics » Force and Pressure

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MCQ▾

Question

School bags are provided with wide straps to carry them to reduce:

Choices

Choice (4)Response

a.

Pressure on shoulders

b.

Gravitational force

c.

Thrust

d.

None of the above

Question number: 1614

» Biology » Reaching the Age of Adolescence

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MCQ▾

Question

The hormones secreted by the pineal gland are:

I. Melatonin

II. Hormones which help control circadian rhythm

III. Hormone which helps to set biological clock

Which statement (s) is/are correct?

Choices

Choice (4)Response

a.

II only

b.

I and II only

c.

I, II and III only

d.

I and III only

Question number: 1615

» Physics » Force and Pressure

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MCQ▾

Question

In figure a cuboid of mass is placed on a surface in three different position.

A cuboid placed in three different positions

A Cuboid Placed in Three Different Positions

In which position, pressure exerted by the cuboid on the surface is maximum?

Choices

Choice (4)Response

a.

Position (2)

b.

Position (3)

c.

In all cases pressure remains same.

d.

Position (1)

Developed by: