A circuit having a resistance of 40 ohms and an inductance of 240 mh is suddenly connected to a 120-volt d-c source. What will be the induced emf when the current is zero? 3 amp? 1.5 amp? (b) What rate of current change will exist at the values of current given? (c) What will be the power input to the magnetic field when the current is 2 amp?

Q: Shown magnetic circuit has current 10 A in the coil of 2000 turns. Assume all branches have the same…

A: Step 1:Step 2:Step 3:

Q: a) A sinewave is having a frequency of 100 Hz and instantaneous value of 100 Volts at 1.1 milli…

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Q: Study the circuit on the right. L= 250mH. R1 = 50n. R- 300 . ε = 12V . R a. What is the current in…

A: The given circuit is as follows The switch is closed at t=0. Just after closing the switch, i.e. at…

Q: A magnetic coil with 2000 turns produces 1 mWb of flux when it carries a current of 2 A. The current…

A: Given,N=2000 turnsϕ=1mWb=0.001 WbI=2 AFlux collapses in t=10 ms= 0.01 sAverage voltage that will…

Q: 11. There is 900 mA of current through a wire with 40 turns. What is the reluctance of the circuit…

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Q: A 100-turn coil wound on a magnetic core is found to have an inductance of 200 mH. What inductance…

A: Given data, The value of number of turns N1 = 100. The value of number of turns N2 = 200. The value…

Q: 6) What effect will having more induced current in more loops have on the total current in the…

A: When multiple loops are formed, the multiple loop device is called inductor (L). Let ϕ =flux B=…

Q: The flux through a toroidal magnetic material is 6 µWb, and the magnetic field intensity is 12 A/m.…

A: 19098Explanation:Step 1:

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.