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प्रश्न
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उत्तर
Precautions while using electricity:
(i) One must use wires or cables of current carrying capacity higher than the current which can flow through the circuit while using all appliances.
(ii) An electrical appliance must never be operated (or touched) with wet hands.
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संबंधित प्रश्न
Fill in the blank:
To increase the effective resistance in a circuit the resistors are connected in _____________.
Which of the following equation shows the correct relationship between electrical unit?
1A = 1C/s or 1c= 1A/s
The work done in moving unit positive charge across two points in an electric circuit is a measure of
Tick(✓) the correct choice in the following:
Which of the following quantities has the same value for all electrical
appliances connected to the ring main circuit in a house?
If a fuse contains a 5 A fuse wire and the voltage is 240 V, what is the maximum power (wattage) which may be taken from the circuit?
An electric iron is rated 750 W, 230 V. Calculate the electrical energy consumed by the press in 16 hours.
Answer the following question.
What is the function of a galvanometer in a circuit?
MCB is used to protect household electrical appliances.
What does the direction of current convey?
