Answer:
Explanation:
scientific notation for 724,000,000,000 is
7.24*10^11
Three of the statements are true. 'D' is false.
Glass and rubber are excellent insulators, total duds as conductors.
The electrons float around in an outer sub shell
I think to an observer outside the train, the speed of the ball will actually look like more than the speed of the train.
Answer:
I = 578A
Explanation:
The magnitude of the peak value of the induced current flowing in a coild is given by


Where
I= current
N = Number of loops
angular velocity
R= Resistance
B = Magnetic field
A = Area
Replacing our values we have that,

