Answer:
The distance is
Explanation:
From the question we are told that
The focal length is
Generally the lens equation is mathematically represented as
At image distance u = 1.5 m
=>
=>
At image distance
=>
=>
The distance the lens need to move is evaluate as
....................................
Answer:
Explanation:
We have given given the final angular velocity
And
Displacement
We have to find the angular acceleration
According to law of motion
So
In question we have tell about magnitude only so