Ask a New Question
Search
The electrical motor runs on a D.C source of emf E and internal resistance r. Show that power output of the motor is max where current drawn by the motor is E/2r.
Similar Questions
Sasha wants to find the resistance of the motor. She measured a 6 V drop across the motor that is in a series circuit with a 200
1 answer
During a certain period of time, an electrical motor receives 9x10^5 kJ of electrical energy (a form of work) and produces
1 answer
An electrical motor is designed to operate on 34 V at 1.3 A. How much resistance must be connected in series to this motor, if
1 answer
An electrical source with internal reistance r is used to operate a lamp of resistance R. What fraction of the total power is
1 answer
more similar questions
1 answer