EASY
12th Odisha Board
IMPORTANT
Earn 100

Twelve resistors each of resistance r are joined to form a cube as shown in the figure given below. Find the equivalent resistance between the diagonally opposite points A and F.

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Important Questions on Direct Current Circuits

MEDIUM
12th Odisha Board
IMPORTANT
Show how four 8 Ω resistors can be connected to provided equivalent resistances of 2Ω, 8Ω, 10.67Ω, 20Ω and 32Ω.
MEDIUM
12th Odisha Board
IMPORTANT
Find the arrangement of 64 identical cells each of internal resistance 1Ω to give a maximum current through an external resistor of resistance 4Ω.
EASY
12th Odisha Board
IMPORTANT

Given here is a circuit in which ε1=2.1V, ε2=1.9V, R1=R2=10Ω and R3=45Ω. Calculate the current in R2 and R3. Neglect the internal resistance of the batteries.

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EASY
12th Odisha Board
IMPORTANT

In the circuit given below ε1=ε2=2V, r1=1Ω, r2=2Ω and I1=1A. Find R, I2 and I3 in the circuit.

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EASY
12th Odisha Board
IMPORTANT
Two identical cells each of emf 1.5V are joined in the parallel. The combination is connected to two 17Ω resistors arranged in parallel. A high resistance voltmeter reads the terminal voltage of the combination of cells to be 1.4V. Calculate the terminal resistance of each cell.
MEDIUM
12th Odisha Board
IMPORTANT

Find the equivalent resistance between the points A and B.

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EASY
12th Odisha Board
IMPORTANT

Find the equivalent resistance of the network given below between the points A and B.

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MEDIUM
12th Odisha Board
IMPORTANT

Find the effective resistance between the points P and Q in the figure given below.

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