Answer:B. Increased the amount of charge.
Explanation:
C is probably the correct one
Answer:
if there is no friction in a simple machine, work output and work input are found equal in that machine
Explanation:
Answer:
No concave lens cannot be used to make hand lens because in hand Lens we use convex lens so as to converge the rays of the light After refraction and helps to produce a magnified image of an object.
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