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10th CBSE
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In the circuit shown in the figure, three resistors joined in parallel are connected to a battery of 12 V. Calculate the current through each resistor.

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Important Questions on Electricity

HARD
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 9
An electric fan of resistance 50 Ω, a microwave of resistance 400 Ω and a refrigerator of resistance 400 Ω are connected in parallel to a 110 V source. What is the resistance of an electric iron connected to the same source that takes as much current as all the three appliances, and what is the current through it?
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 10
How can three resistors of resistances 1 Ω, 2 Ω and 3 Ω be connected to give a combined resistance of 32 Ω?
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 10
How can three resistors of resistances 1 Ω, 2 Ω and 3 Ω be connected to give a combined resistance of 611 Ω?
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 11
How would you connect three resistors of 12 Ω each so that the combination has a resistance of 18 Ω?
MEDIUM
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 11
How would you connect three resistors of 12 Ω each so that the combination has a resistance of 8 Ω?
HARD
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 12
What is the highest and the lowest total resistance that can be obtained by combinations of four coils of resistances 3 Ω, 6 Ω, 12 Ω and 15 Ω?
HARD
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 13
A battery of 12 V is connected in series with resistors of 0.3 Ω, 0.5 Ω , 0.8 Ω, 1.7 Ω and 18 Ω. Calculate the current through the 1.7 Ω resistor.
HARD
10th CBSE
IMPORTANT
Eduwiser's CBSE PHYSICS FOR CLASS X>Chapter 1 - Electricity>EXERCISE>Q 14
The heating coil of an electric heater has two resistance coils I and II, each of resistance 36 Ω which may be used in series or in parallel. When the heater is connected to a 220 V supply line, what will be the currents drawn in each case?