Gangue + flux `to` ……………………..

Above is the graph of current induced in a coil of resistance 10 Omega , because of change of magnetic flux, versus time. Then change of magnetic flux is …….. Wb.

In a coil of resistance 100 Omega , a current is induced by changing the magnetic flux through it as shown in the figure. The magnitude of change in flux through the coil is ……..

On two hollow spheres (shells) charges -q and +q are placed, so the flux on each is phi . Now, both are connected as shown in the figure, so total flux is………… (a) phi/2 (b) 2phi (c) zero (d) Uncertain

A point charge causes an electric flux of -1.0 xx 10^3Nm^2C^(-1) to pass through a spherical Gaussian surface of 10.0 cm radius centered on the charge. If the radius of the Gaussian surface were three times, how much flux would pass through the surface ?

X and Y coils are joined in a circuit in such a way that when the change of current in X in 2A, the change in the magnetic flux in Y is 0.4 Wb. The mutual induction of the system of two coils is …... . H.

If magnetic flux phi = (3t^2 - 2t + 5) Wb, then what is induced emf at t = 2 s.

A point charge causes an elelctric flux of -1.0 xx10^(3) Nm^(2) /C to pass through a spherical gaussioan of 10.0 cm radius centred on the charge (a) if the radius of the gaussian surface wrere doubled how much flux would pas through the surface (b) what is the value of the point charge

A pair of adjacent coils has a mutual inductance of 1.5 H. If the current in one coil changes from 0 to 20 A in 0.5 s, what is the change of flux linkage with the other coil ?

Charges Q_1 and Q_2 lie inside and outside, respectively, of a closed surface S. Let E be the field at any point on S and phi be the flux of E over S.