Advertisements
Advertisements
प्रश्न
In which among the following circuits does the bulb glow?
पर्याय
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Two tungsten bulbs of power 50 W and 60 W work on 220 V potential difference. If they are connected in parallel, how much current will flow in the main conductor?
The accompanying figure shows some electrical appliances connected in a circuit in a house. Answer the following questions.
- By which method are the appliances connected?
- What must be the potential difference across individual appliances?
- Will the current passing through each appliance be the same? Justify your answer.
- Why are the domestic appliances connected in this way?
- If the T.V. stops working, will the other appliances also stop working? Explain your answer.
Name the instrument used to control current in an electric circuit.
State whether true or false. If false, correct the statement.
Ammeter is connected in parallel in any electric circuit.
In a simple circuit, why does the bulb glow when you close the switch?
When a circuit is open, _____ cannot pass through it.
Choose the statement which is not correct in the case of an electric fuse.
The ______ is a species of fish that can give electric shocks of up to six hundred fifty watts of electricity.
Will the bulb glow in the circuit shown in the following figure? Explain.
Set up the circuit shown in Figure again. Move the key to ‘ON’ position and watch carefully in which direction the compass needle gets deflected. Switch ‘OFF’ the current. Now keeping rest of the circuit intact, reverse the connections at the terminal of the cell. Again switch ‘on’ the current. Note the direction in which the needle gets deflected. Think of an explanation.
