are connected one by one to the same volltage supply. The rate of heat dissipation in the wire is found to be 10 W. Find the rate of heat dissipation in the second wire.
Sahay Sir > Question Answers > are connected one by one to the same volltage supply. The rate of heat dissipation in the wire is found to be 10 W. Find the rate of heat dissipation in the second wire.
A 100W bulb is designed to operate on a potential difference of 230V. (i) Find the resistance of the bulb. (ii) Find the current drawn by the bulb if it is operated at a potential difference for which it is designed. (iii) Find the current drawn and power consumed by the bulb if it is connected to a 200V supply.
03
Sep
A 100W bulb is designed to operate on a potential difference of 230V. (i) Find the resistance of the bulb. (ii) Find the current drawn by the bulb if it is operated at a potential difference for which it is designed. (iii) Find the current drawn and power consumed by the bulb if it is [...]
Two wires of same mass , having ratio of lengths 1:2, density 1:3, and respectively 2:1, are connected one by one to the same volltage supply. The rate of heat dissipation in the wire is found to be 10 W. Find the rate of heat dissipation in the second wire.
03
Sep
Two wires of same mass , having ratio of lengths 1:2, density 1:3, and respectively 2:1, are connected one by one to the same volltage supply. The rate of heat dissipation in the wire is found to be 10 W. Find the rate of heat dissipation in the second wire. and respectively 2:1 are connected [...]