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Kirchhoff's rules cloned 6/18/2021

Posljednje ažuriranje almost 5 years ago

7

1

Pitanje 1

1.

Determine the current I in each of the circuits below

1

1

1

1

1

1

Pitanje 2

2.

Several identical cells are used to connect up circuits. Each cell has e.m.f. 1.5 V. Determine the total e.m.f. for the following combinations of cells.

Pitanje 3

3.

The diagram shows cells of negligible internal resistance connected in a series circuit.
Determine the circuit current I.

Pitanje 4

4.

Use Kirchhoff’s second law to calculate the current I in the circuit shown below.

Pitanje 5

5.

The diagram shows an electrical circuit. The battery and cell in the circuit may be assumed to have negligible internal resistance. Calculate:
a the current in the 12Ω resistor;
b the p.d. across the 68Ω resistor.

Pitanje 6

6.

Use Kirchhoff ’s laws to determine the currents I1, I2 and I3 in the circuit on the right.

Pitanje 7

7.

Determine the values of the current flowing through each of the resistors.