A generator converts blank energy into blank energy
1 answer:
You might be interested in
Answer:
The magnetic field is
Explanation:
From the question we are told that
The mass of the metal is
The current is
The distance between the rail(length of the rod ) is
The coefficient of kinetic friction is
Generally the magnetic force is mathematically represented as
Given that the rod is moving at a constant velocity, it
=>
Where is the kinetic frictional force which is mathematically represented as
So
=>
substituting values
=>
=>