EASY
10th ICSE
IMPORTANT
Earn 100

State the colours of live, neutral and earth wires in a cable according to international convention.

Important Questions on Electrical Power and Household Circuits

EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 26
Explain why the bunch of thin and twisted wires is used in a high tension cable.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 27
Under what circumstances does one get an electric shock from an electrical appliance?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 28
What is meant by earthing of an electrical appliance? How does it offer protection?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 29
Why is the filament of an electric iron or kettle put between main sheets?
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 30
Name the colours of three core cable along with their corresponding electrical connections to a socket.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 31
Name the material used for making the fuse wire. State any two properties of fuse material that make it suitable for use in an electric circuit.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 32
What are high tension wires? Give two characteristics of this wire.
EASY
10th ICSE
IMPORTANT
S CHAND'S ICSE PHYSICS BOOK 2>Chapter 9 - Electrical Power and Household Circuits>QUESTIONS>Q 33
Which part of an electric appliance is earthed?