JEE Main & Advanced
Sample Paper
JEE Main - Mock Test - 1
question_answer
The self-inductance of a choke coil is\[10\text{ }mH\]. When it is connected with a 10 V dc source, then the loss of power is 20 watt. When it is connected with 10 volt ac source, loss of power is 10 watt. The frequency of ac source is\[8\times {{10}^{M}}Hz\]. Find the value of M.