Curioustab

Home » Electrical Engineering » Magnetism and Electromagnetism

The induced voltage across a coil with 250 turns that is located in a magnetic field that is changing at a rate of 8 Wb/s is

1,000 V
2,000 V
31.25 V
3,125 V

Correct Answer: 2,000 V

← Previous Question Next Question→

More Questions from Magnetism and Electromagnetism

The unit for reluctance is
If a loop in a basic dc generator suddenly begins rotating at a faster speed, the induced voltage
When the current through the coil of an electromagnet reverses, the
What is the reluctance of a material that has a length of 0.07 m, a cross-sectional area of 0.014 m2, and a permeability of 4,500 µWb/At × m?
When a solenoid is activated, the force that moves the plunger is
There is 900 mA of current through a wire with 40 turns. What is the reluctance of the circuit if the flux is 400 µWb?
The voltage induced across a certain coil is 200 mV. A 120 Ω resistor is connected to the coil terminals. The induced current is
An electromagnetic field exists only when there is
A coil of wire is placed in a changing magnetic field. If the number of turns in the coil is decreased, the voltage induced across the coil will
A basic one-loop dc generator is rotated at 90 rev/s. How many times each second does the dc output voltage peak (reach maximum)?

Discussion & Comments

No comments yet. Be the first to comment!

Join Discussion