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प्रश्न
1 kWh = `(1 "volt" xx 1 "ampere" xx "_________")/1000`
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उत्तर
1 kWh = `(1 "volt" xx 1 "ampere" xx bbunderline(1 "hour"))/1000`
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संबंधित प्रश्न
What is the current in a circuit if the charge passing each point is 20 C in 40 s?
An electric circuit consisting of a 0.5 m long nichrome wire XY, an ammeter, a voltmeter, four cells of 1.5 V each and a plug key was set up.
(i) Draw a diagram of this electric circuit to study the relation between the potential difference maintained between the points 'X' and 'Y' and the electric current flowing through XY.
V1, V2 and V3 are the p.ds. across the 1Ω, 2Ω and 3Ω resistors in the following diagram, and the current is 5 A.
Which one of the columns (a) to (d) shows the correct values of V1, V2 and V3measured in volts?
`V_1` `V_2` `V_3`
(a) 1.0 2.0 3.0
(b) 5.0 10.0 15.0
(c) 5.0 2.5 1.6
(d) 4.0 4.0 2.0
Ten bulbs are connected in a series circuit to a power supply line. Ten identical bulbs are connected in a parallel circuit to an identical power supply line.
(d) Which circuit would have less current in it?
What is the speed of electric current?
State whether true or false. If false, correct the statement.
Current can produce magnetic field.
Which of the following is the example expression for Alternating Current?
Common sources of Alternating Current (AC) are:
The value used for practical measurement of Alternating Current is the:
