Question
(4913)1/3  × 10.11 × 13.97 ÷ 20.32 = ? +
39.022 What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)ÂSolution
(4913)1/3  × 10 × 14 ÷ 20 =? + 39 17 x 10 x 14 ÷ 20 =? + 39 ?= 119 - 39 ? = 80
Charges +q and –q are placed at (–d, 0) and (+d, 0). A third charge Q is placed at (0, x). For what value of x will the force on Q be maximum?
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