PSEB-CURRENT ELECTRICITY-EXERCISE
- The storage battery of a car has an emf of 12 V. If the internal resis...
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- A battery of emf 10 V and internal resistance 3 Omega is connected to ...
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- Three resistors 1Omega , 2Omega and 3Omega are combined in series. Wha...
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- Three resistors 1Ω, 2Ω and 3Ω are combined in series and the combina...
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- Three resistors 2Omega , 4Omega and 5Omega are combined in parallel. W...
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- Three resistors 2 ohm ,4 ohm and 5 ohm are combined in parallel and th...
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- At room temperature (27.0 ^@C) the resistance of a heating element is ...
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- A negligibly small current is passed through a wire of length 15 m and...
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- A silver wire has a resistance of 2.1Omega at 27.5 ^@C, and a resistan...
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- A heating element using nichrome connected to a 230 V supply draws an ...
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- Determine the current in each branch of the network shown in Fig.
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- In a metre bridge [Fig. 3.27], the balance point is found to be at 39....
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- In a metre bridge [Fig. 3.27], the balance point is found to be at 39....
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- In a metre bridge [Fig. 3.27], the balance point is found to be at 39....
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- A storage battery of emf 8.0 V and internal resistance 0.5 Omega is be...
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- In a potentiometer arrangement, a cell of emf 1.25 V gives a balance p...
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- The number density of free electrons in a copper conductor estimated i...
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- The earth’s surface has a negative surface charge density of 10^-9 C m...
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- Six lead-acid type of secondary cells each of emf 2.0 V and internal r...
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- A secondary cell after long use has an emf of 1.9 V and a large intern...
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