NCERT Based General Studies (GS): Questions 2550 - 2557 of 3450

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Question number: 2550

» Science » Class-8 NCERT » Sound (Human Ear)

MCQ▾

Question

Ear is divided into how many parts?

Choices

Choice (4) Response

a.

Two

b.

Four

c.

Five

d.

Three

Question number: 2551

» Science » Class-8 NCERT » Some Natural Phenomena (Types of Charges and Their Interactions)

MCQ▾

Question

Like charges:

Choices

Choice (4) Response

a.

Shows no reaction

b.

Repel each other

c.

Attract each other

d.

Question does not provide sufficient data or is vague

Question number: 2552

» Science » Class-8 NCERT » Friction (Friction- a Necessary Evil)

MCQ▾

Question

Force responsible for wear and tear of machine of various parts is:

Choices

Choice (4) Response

a.

Drag

b.

Gravity of earth

c.

Relative motion

d.

Friction

Question number: 2553

» Science » Class-8 NCERT » Some Natural Phenomena (Charging by Rubbing)

MCQ▾

Question

Take a rubber balloons rub it with wool and bring it close to a wall. What do you find?

Choices

Choice (4) Response

a.

Wool gets charged

b.

Balloons stick to the wall

c.

Balloons does not get charged

d.

Wall gets charged

Question number: 2554

» Science » Class-8 NCERT » Sound (Sound Produced by Humans)

MCQ▾

Question

Sound of low frequency is called as:

Choices

Choice (4) Response

a.

Bass

b.

Amplitude

c.

Vibration

d.

Shrill

Question number: 2555

» Science » Class-8 NCERT » Some Natural Phenomena (The Story of Lightning)

MCQ▾

Question

Lightning conductor consists of:

Choices

Choice (4) Response

a.

Copper strip on the outside of the building which connect metal spikes at the top to a metal plate in the ground

b.

Two charged metals

c.

Metal rod or a cycle spoke with a metal ball or bulb

d.

Two copper plates

Question number: 2556

» Science » Class-8 NCERT » Chemical Effects of Electric Current (Electroplating)

MCQ▾

Question

Deposition of a metal over another metallic object is called as:

Choices

Choice (4) Response

a.

Electrolysis

b.

Electroplating

c.

Electrodes

d.

All of the above

Question number: 2557

» Science » Class-8 NCERT » Sound (Amplitude, Time Period & Frequency of Vibration)

MCQ▾

Question

Back and forth motion of an object is called as:

Choices

Choice (4) Response

a.

Amplitude

b.

Loudness

c.

Vibration

d.

Oscillation

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