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Heating effect of electric current

Authored by REEJA reeja

Physics

7th Grade

Used 440+ times

Heating effect of electric current
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

symbol of a battery

Media Image
Media Image
Media Image
Media Image

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

check the closed circuit

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Media Image

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

filament of a bulb is usually made up of

nickel

chromium

cobalt

tungsten

4.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

filament of a bulb should have

high melting point

low melting point

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

element of an electric iron is made up of

nickel

chromium

nichrome

tungsten

6.

FILL IN THE BLANKS QUESTION

1 min • 1 pt

(a)   is a safety device

7.

OPEN ENDED QUESTION

45 sec • Ungraded

what is the full form of MCB

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