MyQuestionIcon

3

You visited us 3 times! Enjoying our articles? Unlock Full Access!

Magnetostatics

A magnetic fl...

Question

A magnetic flux linked with a coil,in webers, is given the equation 3
4t²+2t+15.The magnitude of induced emf at t = 2 Sec. is how much?

Open in App

Solution

Î¦ = 4t² + 2t + 15
e(t) = - dÎ¦/dt = -( 8t + 2)
e(t = 2) = -18V

Suggest Corrections

thumbs-up

0

Similar questions

Q. The magnetic flux linked with a coil, in webers, is given by the equation

ϕ = 8 t^{2} - 3 t + 5

. Then the magnitude of induced emf at

4

Q. The magnetic flux linked with a coil,in webers,is given by the equations

ϕ = 3 t^{2} + 4 t + 9

. Then the magnitude of induced e. m. f. at t = 2 second will be:

Q. Magnetic flux linked with a coil is

ϕ = 5 t^{2} + 2 t + 3

, where t is second and

ϕ

is in weber. At time t =1 s, the value of induced emf is volt

Q. The magnetic flux linked with a coil at any instant

t

is given by the equation

ϕ = 5 t^{3} - 100 t + 300

. The magnitude of emf induced in the coil after

3 s

Q. The magnetic flux linked with a coil is given by the equation

ϕ = 2 t^{2} - 8 t + 16

. what will be the magnitude of flux linked with the coil, when induced emf in the coil is zero?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

The True Source of Magnetism

PHYSICS

Watch in App

explore_more_icon

Explore more

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon