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संबंधित प्रश्न
What does an electric circuit mean?
A battery and three lamps are connected as shown:
Which of the following statements about the currents at X, Y and Z is correct?
(a) The current at Z is greater than that at Y.
(b) The current at Y is greater than that at Z.
(c) The current at X equals the current at Y.
(d) The current at X equals the current at Z.
Which type of circuit, series or parallel, is preferred while connecting a large number of bulbs:
(a) for decorating a hotel building from outside?
Calculate the effective resistance between the points A and B in the network shown below in Figure 8.45
A battery of e.m.f. 15 V and internal resistance 2 Ω is connected to two resistors of resistances 4 ohm and 6 ohm joined (a) in series. Find in each case the electrical energy spent per minute in 6 Ω resistor.
Answer the following question.
What is the function of a galvanometer in a circuit?
In current electricity, a positive charge refers to ______.
The SI unit for electric current is the coulomb.
