Advertisements
Advertisements
प्रश्न
What would be the danger involved in replacing a blown fuse with the one which would carry a large current?
Advertisements
उत्तर
Replacing a fuse with another fuse of higher rating wou Id al low a large current to flow through the circuit or applia nee to which the fuse is connected and thus, there is a chance of short-circuiting and the appliance may get damaged.
APPEARS IN
संबंधित प्रश्न
Draw the electrical symbols of the following components and state its use
Wire crossing
Three 2 V cells are connected in series and used as a battery in a circuit.
What is the p.d. at the terminals of the battery?
Why should the resistance of:
a voltmeter be very large?
In the circuit diagram given below, three resistors R1, R2, and R3 of 5 Ω, 10 Ω and 30 Ω, respectively are connected as shown
Calculate:
- current through each resistor.
- total current in the circuit.
- total resistance in the circuit.
What happens to the other bulbs in a series circuit if one bulb blows off?
Which is the better way to connect lights and other electrical appliances in domestic wiring: series circuits or parallel circuits? why?
Using the circuit given below, state which of the following statement is correct?

(a) When S1 and S2 are closed, lamps A and B are lit.22
(b) With S1 open and S2 closed, A is lit and B is not lit.
(c) With S2 open and S1 closed A and B are lit.
(d) With S1 closed and S2 open, lamp A remains lit even if lamp B gets fused.
When an electric current is passed, electrons move from:
An ammeter is always placed in parallel with the circuit.
For current to flow, one needs art open circuit.
