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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
- A primary cell has an e.m.f. 1.5 volt. When short circuited, it gives ...
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- A cell supplies a current of 0.3 A through a resistance of 7 ohm and a...
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- Two cells X and Y are connected to a resistance of 10Ω as shown in the...
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- n cells of e.m.f E and internal resistance r are connected in series...
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- To get maximum current in a resistance of 3 ohm one can use n rows of ...
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- Four identical cells of emf epsilon and internal resistance r are to b...
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- A small sphere carries a charge of 20muC. The energy density of electr...
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- Masses of three wires of a metal are in the ratio 1:2:3 and their leng...
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- The metallic conductor is at temperature theta1. The temperature of me...
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- A wire of resistance 8 Omega is bent in the form of a circle. What is ...
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- Which of the following quantities do not change, when a resistor is he...
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- The effective resistance between points A and B in the given circuit A...
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- Given three resistors of different values. How many different combinat...
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- Given three equal resistors. How many different combination of these t...
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- A technician has only two resistance coils. By using them in series or...
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- An electric cable of copper has just one wire of radius 9mm. Its resis...
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- Two cells of 1.25 V and 0.75 are connected in parallel. The effective ...
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- In the circuit shown, when galvanometer G shows no deflection, the cur...
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- Two resistances are connected in the two gaps of a meter bridge. The b...
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- In an experiment to measure the internal resistance of a cell by poten...
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