EASY
10th CBSE
IMPORTANT
Earn 100

State the formula showing how the current I in a conductor varies when the potential difference applied across it is increased stepwise

Important Questions on Electricity

EASY
10th CBSE
IMPORTANT
Show the relationship on a schematic graph how the current I in a conductor varies when the potential difference V applied across it is increased stepwise
EASY
10th CBSE
IMPORTANT
Express Ohm’s law both by a mathematical formula and by a graph line.
EASY
10th CBSE
IMPORTANT
What is the necessary condition for a conductor to obey Ohm’s law?
EASY
10th CBSE
IMPORTANT
Define resistivity of the material and write its SI unit. 
EASY
10th CBSE
IMPORTANT
What is an electric circuit? Distinguish between an open and a closed circuit.
EASY
10th CBSE
IMPORTANT

What do the following symbol represent in a circuit? Write the name and one function.

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EASY
10th CBSE
IMPORTANT

What does the following symbol represent in a circuit? Write the name and one function. 

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