Answer:
(a) (B)
Explanation:
We have given the the speed of the electron =10^6 m/sec
The time period of the electron is given by where r is the Bohr radius, which is equal to
So time period
(A) We know that current
(B) Magnetic moment is given by , where I is current and A is area
So
Put the leash on and have like treats with u and they will follow u that’s how I trained my cat lol
False ! energy can not be created and for generators , they convert mechanical energy to electrical energy !