A 30 ton rail car and a 90 ton rail car, initially at rest,are connected together with a giant but massless compressed springbet
1 answer:
You might be interested in
Explanation:
It is given that,
The separation between two parallel wires, r = 5.6 cm = 0.056 m
Current in both the wires is 2.65 A
(a) We need to find the magnitude of the force per unit length between the wires. It can be given by :
(b) As the current is in same direction, the wires will attract each other.
Answer:
area is 7.22×10^-5 m^2
Explanation:
let B be the magnetic field strength, A be the area of the skip the pool.
