EASY
10th Kerala Board
IMPORTANT
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From where does the earth line start in a household circuit?

Important Questions on Electromagnetic Induction

EASY
10th Kerala Board
IMPORTANT
What is the use of a watt hour meter?
EASY
10th Kerala Board
IMPORTANT
In which line are the fuses connected?
EASY
10th Kerala Board
IMPORTANT
What is the function of main switch? Where is its position in the circuit?
EASY
10th Kerala Board
IMPORTANT
In the household circuit, which is the third line, other than the phase and the neutral wire?
EASY
10th Kerala Board
IMPORTANT
What are the colours used for wires in phase, neutral and earth lines?
EASY
10th Kerala Board
IMPORTANT
Where is the earth wire connected in a three pin socket?
EASY
10th Kerala Board
IMPORTANT
How are the household devices connected? (series/parallel)
MEDIUM
10th Kerala Board
IMPORTANT
In a house, 5 CF lamps of each 20 W, work for 4 hours, 4 fans each of 60 W work for 5 hours and a TV of 100 W works for 4 hours in a day. What will be the daily consumption shown by the watt hour meter? (in units)