<span>The weightlifter does no work. Although he has exerted force, work is the product of force over distance. Since he has not moved the wall he has done no work.</span>
Answer:
The final stored energy will become half.
Explanation:
We know that stored energy in the capacitor is given as

C=capacitance
V=Voltage difference
E=Energy

d=Distance between plates
A=Area

If the distance between plates get double ,say d' = 2 d
Then stored energy



Therefore the final stored energy will become half.
Answer:ITS B
Explanation: TOOK DA TEST AND GOT IT RIGHT NO CAP YOUR WELCOME