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MODERN PUBLICATION-ELECTRICITY-EXERCISE
- If potential difference across resistor is increased, will the current...
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- When temperature of metal increases, does the resistance increases or ...
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- Which physical quantity has its unit kWh?
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- In a metal wire, electron moves from negative end to positive end and,...
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- For a continuous flow of current through a wire, the potential differe...
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- Electrochemical cell is a device which maintains a constant potential ...
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- symbol stands for variable resistor.
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- The current flows in a metal wire due to movement of electrons, wherea...
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- The resistance of copper is more than nichrome.
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- The best conductor of electricity is:
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- Constaitan is used as a standard resistor. Is the statement true or fa...
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- Electrical conductance of metals decreases with increase in temperatur...
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- The resistivity of a substance depends on its length and area of cross...
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- Ohm's law is a universal law. Is this statement true.
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- The following graph is for ohmic conductor. .Is this statement true.
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- Argon or nitrogen is filled up in place of air in bulb to increase the...
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- Show 1 watt=(1 ampere)xx(1 volt)
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- What is meant by the BOTU (or Board of Trade unit) of electric energy?
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- From rated value of power and potential difference the resistance of t...
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- Fill ups Electric potential at a point is the …………….in moving a ………….....
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