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MODERN PUBLICATION-ELECTRIC CURRENT. RESISTANCE AND E.M.F-EXERCISE
- A cell of e.m.f. E an internal resistance r is connected across an ext...
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- Obtain the condition fo rmaximum current through a resisitor, when a n...
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- Two cells of e.m.f E1 and E2 have internal resistance r1 and r2 respec...
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- n cells, each having emf. E and internal resistance r are connected in...
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- Show with the help of a diagram, how two cells may be connected in par...
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- Two identical cells, each of emf E, having negligible internal resista...
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- A number of identical cells, n , each of e.m.f. E, internal resistance...
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- Show that the resistance of a conductor is given by: R = (ml)/(n e^2 t...
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- State Ohm's law and derive it from the basic ideas of drift velocity o...
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- Resistance of a conductor depends on:
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- Explain the effect of temperature on the resistivity of pure semicondu...
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- What is the need of combining different resistors? What is the resulta...
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- With the help of a diagram derive the formula for the equivalent resis...
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- What is the need of combining different resistors? What is the resulta...
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- Why are resistance connected in parallel?
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- What is the difference between e.m.f. and potential diffrence?
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- Obtain the condition fo rmaximum current through a resisitor, when a n...
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- Obtain the condition for maximum current through a resistor, when a nu...
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- Memory cells are
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- Deduce the condition for obtaining maximum current through an external...
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