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प्रश्न
What does the direction of current convey?
एक पंक्ति में उत्तर
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उत्तर
The direction of current conveys that the flow of electrons is opposite to the direction of flow of current.
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अध्याय 8: Current Electricity - EXERCISE - 8(A) [पृष्ठ १८६]
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संबंधित प्रश्न
1 A = _________ mA
- 102
- 103
- 10-3
- 10-6
If the amount of electric charge passing through a conductor in 10 minutes is 300 C, the current flowing is:
(a) 30 A
(b) 0.3 A
(c) 0.5 A
(d) 5 A
Calculate the equivalent resistance between A and B in the adjacent diagram.
Name the physical quantity which defines the rate of flow of charge.
Calculate the electric current supplied by a 12 V battery of an automobile to a starter that develops a power of 2.4 kW.
Many electrical appliances and circuits are earthed grounded. What is the reason for this?
What type of electricity is supplied to us at houses?
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.
How should the electric lamps in a building be connected?
Match the items in column-I to the items in column-II:
| Column - I | Column - II | ||
| (i) | electric current | (a) | volt |
| (ii) | potential difference | (b) | ohm meter |
| (iii) | specific resistance | (c) | watt |
| (iv) | electrical power | (d) | joule |
| (v) | electrical energy | (e) | ampere |
