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संबंधित प्रश्न
One coulomb of charge flows through any cross-section of a conductor in 1 second. What is the current flowing through the conductor?
Two resistors of 2.0 Ω and 3.0 Ω are connected (a) in series (b) in parallel, with a battery of 6.0 V and negligible internal resistance. For each case draw a circuit diagram and calculate the current through the battery.
A bulb marked 12 V, 24 W operates on a 12 volt car battery for 20 minutes. Calculate:
(i) The current flowing through it, and
(ii) The energy liberated.
A 3 pin mains plug is fitted to the lead for a 1 kW electric kettle to be used on a 250 V A.C. supply. Which of the following statements is NOT correct?
(a) A 13 A fuse is the most appropriate value to use.
(b) The brown wire should be connected to the live side of the mains.
1 kWh = `(1 "volt" xx 1 "ampere" xx "_________")/1000`
What determines the direction of flow of electrons between two charged conductors kept in contact?
Define an electric current.
State whether true or false. If false, correct the statement.
Current can produce magnetic field.
An ammeter is always placed in parallel with the circuit.
