Time rate of work done or electrical energy developed or consumed by a generator or appliance, is called electrical
The power of the battery in the resistor appears as
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In series combination of electrical appliances, total electrical power
The rate of flow of an electric charge is known as :
Power voltage rating of an electric bulb is 100 W 200 V. Current drawn by it will be
The total work done by an electrical appliance during its operation, is called electrical
When electric current flows through a conductor the conductor becomes
When electric current flows through a conductor
Heating of a current carrying conductor is due to
Out of the following which is an insulating material ?
Rate of energy transferred if a current of 0.5 A passes through a bulb connected across a battery of 6 V for 20 s is
In electric heating appliances the material of the heating element is
In domestic electric circuits, the cheapest appliance used is
An ammeter has 20 divisions between mark 0 and mark 2 on its scale. The least count of the ammeter is
In a voltmeter, there are 20 divisions between the 0 mark and 0.5 V mark. The least count of the voltmeter is
Which two circuit components are connected in parallel in the following circuit diagram ?
Resistance of a wire is r ohms. The wire is stretched to double its length, then its resistance in ohms is
Substances whose atoms have no free electrons, are called
Substances whose atoms have only few free electrons, are called
A body gets positively charged by losing
A body gets negatively charged by gaining
3 videos|687 docs|659 tests
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3 videos|687 docs|659 tests
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