Question: Two small, identical objects, a certain distance apart, carry equal charges.The electrostatic force between them is F Newtons. If the charge on each object, as

Two small, identical objects, a certain distance apart, carry equal charges.The electrostatic force between them is F Newtons. If the charge on each object, as well as the distance between them is halved, the new force between them is doubled, the new force between them, in Newtons is:
a. F
b. 4 F
c. F/2
d. 2F
e. None of a, b, c and d

QUESTION 18

A bucket containing water is on a scale. An object is lowered into the water without making any contact with the bucket. The reading on the scale will:

a. definitely increase
b. definitely decrease
c. definitely remain the same
d. depend on the relative density of the object
e. None of a, b, c and d

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