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Fill in the folloing blank with suitable words:
Current is measured in ............... using an ............... placed in ............... in a circuit.
In 10 s, charge of 25 C leaves a battery, and 200 J of energy are delivered to an outside circuit a result.
What is the p.d. across the battery?
Give three reasons why different electrical appliances in a domestic circuit are connected in parallel.
If the current passing through a conductor is doubled, what will be the change in heat produced
Two resistors of 4 Ω and 6 Ω are connected in parallel. The combination is
connected across a 6 volt battery of negligible resistance. Calculate:
( i) The power supplied by the battery,
(ii) The power dissipated in each resistor.
How is direction of current related to the direction of flow of electrons?
The SI unit for electric current is the coulomb.
Find the odd one out.
