What Are the Conditions Under Which Charges Can Move in a Conductor? - Physics

What are the conditions under which charges can move in a conductor?

एका वाक्यात उत्तर

Charges move in a definite direction in a conductor when a potential difference is applied across the ends of the conductor.

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पाठ 4: Current Electricity - Exercise 4.1 iii [पृष्ठ १७५]

पाठ 4 Current Electricity
Exercise 4.1 iii | Q 9 | पृष्ठ १७५

Which of the following units could be used to measure electric charge?

(a) ampere
(b) joule
(c) volt
(d) coulomb

What is an Ammeter? How is It Connected in a Circuit? Draw a Diagram to Illustrate Your Answer.

Why should the resistance of:

a voltmeter be very large?

In the circuit shown in fig. 6, find the reading of the ammeter A when the switch S is
(a) Opened.
(b) Closed.

A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Ω . A steady current of 0.5 A flows through the circuit. Calculate:

The resistance of the bulb

A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Ω . A steady current of 0.5 A flows through the circuit. Calculate:

The energy dissipated in the bulb in 10 minutes.

The power of an electric device is a product of ______ and ______.