Advertisements
Advertisements
प्रश्न
By what name is the physical quantity coulomb/second called?
Advertisements
उत्तर
The electric current is the physical quantity that is expressed as coulomb/second since current, I = Q/t.
APPEARS IN
संबंधित प्रश्न
Draw the electrical symbols of the following components and state its use:
Rheostat (variable resistance)
How many microamperes are there in 1 ampere?
Draw a circuit diagram showing two lamps, one cell and a switch connected in series.
How can you change the brightness of the lamp?
How do you think the brightness of two lamps arranged in parallel compares with the brightness of two lamps arranged in series (both arrangements having one cell)?
Which effect of current is utilised in an electric light bulb?
State the S.I. unit of current.
Find the effective resistance in the following circuit diagrams (Fig.):
What is the purpose of fuse in an electrical circuit?
What is the criteria for selecting a fuse wire?
If the potential differences between two parts of a thundercloud is 10s V,
what is the amount of energy given up during the passage of 20 coulombs?
(a)2x10-7J
(b)200J
(c)Sx106 j
(d)2x 109J
(e)2x 1010 J
An electric iron is rated 750 W, 230 V. Calculate the electrical energy consumed by the press in 16 hours.
Coulomb is the SI unit of ____________.
What is the rate at which charges flow past a point on a circuit?
Define the following:
Conventional current
