EASY
10th ICSE
IMPORTANT
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The electrical appliances in a house are connected in :

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Important Questions on Electrical Power and Household Circuits

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(B)>Q 3
The electric meter in a house records :
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 1

What is a fuse ? Name the material of fuse. State one characteristic of material used for fuse.

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 2

Name the device used to protect the electric circuits from over loading and short circuit. On what effect of current does it work ?

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 3

Complete the following sentences:

A fuse is a short piece of wire of high _________ and of material of low _________

MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 3
Complete the following sentence:
A fuse wire is made of an alloy of _____ (lead, copper) and _____ (tin, silver) If the current in a circuit rises too high, the fuse wire _____( melts, remains steady)
EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 3

Complete the following sentences:

A fuse is connected in ______ with the ______ wire.

EASY
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 4
Why is the fuse wire fitted in a porcelain casing ?
MEDIUM
10th ICSE
IMPORTANT
Selina Icse Concise Physics For Class 10>Chapter 9 - Electrical Power and Household Circuits>EXERCISE-9(C)>Q 5
How is a fuse put in an electric circuit? State the purpose of using a fuse in a circuit?