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प्रश्न
Draw a neat diagram showing a open electric circuit.
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उत्तर
open circuit
APPEARS IN
संबंधित प्रश्न
Draw a circuit diagram to show how 3 bulbs can be lit from a battery so that 2 bulbs are controlled by the same switch the third bulb has its own switch.
Explain with the help of a labelled circuit diagram how you will find the resistance of a combination of three resistors, or resistance R1, R2 and R3, joined in parallel. Also mention how you will connect the ammeter and the voltmeter in the circuit when measuring the current in the circuit and the potential difference across one of the three resistors of the combination.
In which among the following circuits does the bulb glow?
_____ has a thin metallic filament that melts and breaks the connection when the circuit is overheated.
Three bulbs are connected end to end from the battery. This connection is called _______.
The wiring in a house consists of ______ circuits.
In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respectively are connected in parallel to an electric source. Which of the following is likely to happen regarding their brightness?
When an electric current flows through a copper wire AB as shown in the following figure, the wire
Observe the circuit given:
1. Would any of the bulbs glow when the switch is in the ‘OFF’ position?
2. What will be the order in which the bulbs A, B, and C will glow when the switch is moved to the ‘ON’ position?
Name the device which is used to measure the strength of the electric current in an electric circuit.
