Physics Electricity CBSE Board 2026 Medium
(i) Name the device which (I) helps to change the electric current in the given electric circuit and (II) bre…
- (i)Name the device which (I) helps to change the electric current in the given electric circuit and (II) breaks the circuit during short-circuiting.
- (ii)State Ohm’s law and write the factors on which the resistance of a given conductor depends.
- (iii)Find out the length of a wire of resistance , if the diameter of the wire is cm and resistivity of the material is . [Given : ]
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