EASY
10th CBSE
IMPORTANT
Earn 100

The positive terminal of a cell is connected to the end A. and the negative terminal is connected to the end B of a metallic wire AB. Electrons flow in the wire in the direction B to A.

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Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Draw a circuit diagram for a circuit in which two resistors R1 and R2 are joined in series with a battery, and a voltmeter is connected to measure the potential difference across the resistor R1.
EASY
10th CBSE
IMPORTANT
If two equal resistances are connected in parallel, the equivalent resistance is halved.
EASY
10th CBSE
IMPORTANT
A thick wire has a larger resistance than a thin wire.
EASY
10th CBSE
IMPORTANT
The resistance of a cylindrical piece of rubber is _____ than that of a similar piece of copper.
(lesser/greater)
EASY
10th CBSE
IMPORTANT
The equivalent resistance of two equal resistances connected in parallel is _____ the value of each resistance.
EASY
10th CBSE
IMPORTANT
Three resistors are connected in series with a cell. If the current In each resistor is 2 A, then that in the cell will be _____(2A/4A/1A)
EASY
10th CBSE
IMPORTANT
Three identical resistors are connected in parallel with a battery. If the current in each resistor is 2 A that in the battery will be _____ A.