What Do You Mean by A.C.?

What do you mean by A.C.?

One Line Answer

If the current changes direction after equal intervals of time, it is known as alternating current (A.C.).

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Chapter 4: Electricity and Magnetism - Exercise 4.3 ii [Page 206]

Chapter 4 Electricity and Magnetism
Exercise 4.3 ii | Q 2 | Page 206

Choose the correct alternative and rewrite the following sentence.

When the resistance of a conductor increases, the current will ________ increase.

The work done in moving a unit charge across two points in an electric circuit is a measure of:

(a) current
(b) potential difference
(c) resistance
(d) power

What Makes an Electric Current Flow in a Wire?

How many electrons are flowing per second past a point in a circuit in which there is a current of 5 amp?

An electric bulb is marked '100 W, 250 V'. What information does this convey?

An electric kettle is rated 2.5 kW, 250 V. Find the cost of running the kettle for two hours at Rs. 5.40 per unit.

Problems for practice:

If 5A current flows through a circuit, then convert the current in terms of microampere?

Electric current passes through a metallic conductor due to the movement of ______.