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Electric Current and its Effects

Authored by Bhavuk Bhardwaj

Physics

7th Grade

Used 129+ times

Electric Current and its Effects
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17 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Fill in the blank:

______________ assigns a Standard Mark on products, called ISI Mark.

Bureau of Indian Standards

Bureau of International Standards

Bureau of Industrial Standards

Bureau of Quality Standards

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Who was the first person to notice the deflection of compass needle everytime the current was passed through a wire kept nearby?

Thomas Edison

Albert Einstein

Hans Christian Oersted

Michael Faraday

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not an effect of electric current?

Heating Effect of electric current

Colour Changing Effect of electric current

Magnetic Effect of electric current

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the full form of MCB?

Miniature Circuit Binder

Malfunction Correcting Box

Miniature Current Breaker

Miniature Circuit Breaker

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the Blanks:

A Fuse Wire has _______ electrical resistance and _______ melting point.

high, low

low, low

low, high

high, high

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Fill in the blanks:

In the symbol of electric cell, the ______ line represents the positive terminal and the thicker, _________ line represents negative.

shorter, longer

longer, shorter

short, shorter

long, longer

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Media Image

This symbol represents which electric circuit component?

transistor

battery

nothing

wire

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