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MODERN PUBLICATION-ELECTRICITY-EXERCISE
- Write in the form of a formula a relationship between resistance and r...
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- Write in the form of a formula a relationship between resistance and r...
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- What is meant by resistance of a conductor?On what factors does the r...
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- State Ohm's law and derive it from the basic ideas of drift velocity o...
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- Draw a schematic diagram of the circuit for studying ohm's law.
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- Write an expression for the amount of heat produced in a wire of resis...
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- Write an expression for the amount of heat produced in a wire of resis...
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- State the relationship between the power P, consumed by a device, its ...
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- State the relationship between the power P, consumed by a device, its ...
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- What determines the rate at which energy is delivered by a electric cu...
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- An electric motor takes 5A form a 220 V line. Determine the power of t...
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- An electric motor takes 5A from a 220 V line. Calculate the energy con...
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- Define the term volt.
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- State the relation between work, charge and potential difference for a...
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- An electric circuit consisting of a 1 m long metallic wire XY, an amme...
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- Differenciate between electrical resistance and resistivity of a condu...
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- A copper wire of resistivity 1.6xx10^-8 ohm-m has a cross sectional ar...
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- State the funciton of a fuse in a circuit. How is it connected in the ...
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- An electric fuse of rating 3A is connected in a circuit in which elec...
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- Three resistance R1, R2 and R3 are connected on parallel. Show that th...
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