Question

Calculate the final flux in an inductor having inductance 4000 H, number of turns is 200 and the current changes from 5A to 7A. The initial flux is 760 Wb.

a.

200 Wb

b.

400 Wb

c.

600 Wb

d.

800 Wb

Answer: (d).800 Wb

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Calculate the final flux in an inductor having inductance 4000 H, number of turns is 200 and the current changes from 5A to 7A. The initial flux is 760 Wb.

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. In a pure inductive circuit, the power factor is?

Q. The charging time constant of a circuit consisting of an inductor is the time taken for the voltage in the inductor to become __________ % of the initial voltage.

Q. What is the time constant of an inductive circuit?

Q. Calculate the time constant of an inductive circuit having resistance 5 ohm and inductance 10H.

Q. Calculate the resistance in an inductive circuit whose time constant is 2s and the inductance is 10H.

Q. Calculate the inductance in an inductive circuit whose time constant is 2s and the resistance is 5 ohm.

Q. The charging time constant of a circuit consisting of an inductor is the time taken for the current in the inductor to become __________% of the initial current.

Q. What is the total applied voltage in an inductive circuit?

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the initial value of the current in the circuit.

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the final value of the current in the circuit.

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the value of current 1s after the switch is closed.

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the value of voltage 1s after the switch is closed.

Q. Among the following, which is the right formula for decay in an inductive circuit?

Q. The discharging time constant of a circuit consisting of an inductor is the time taken for the voltage in the inductor to become __________ % of the initial voltage.

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the initial value of the voltage across the inductor.

Q. A coil has a resistance of 4 ohms and an inductance of 2H. It is connected to a 20V dc supply. Calculate the final value of the voltage across the inductor.

Q. An RL network is one which consists of ____________

Q. In an RL series circuit, when the switch is closed and the circuit is complete, what is the response?

Q. At steady state, the current in the inductor is?

Q. Initially, when the switch in a series RL circuit is closed, the inductor acts as?

Recommended Subjects

Are you eager to expand your knowledge beyond Basic Electrical Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!