Can you explain the answer of this question below:

A solid copper sphere, 10 cm in diameter is deprived of 10^{20} electrons by a charging scheme. The charge on the sphere is

- A:160.2 C
- B:-160.2 C
- C:16.02 C
- D:-16.02 C

The answer is c.

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Musicdev Ltd.
·
Jul 28, 2018 ·Electrical Engineering (EE)

3 Answers

Rupesh Handore
answered
Jul 28, 2018

Charge present on single electron is 1.602Ã—10^-19C so total charge due to 10^20 electrons will be 1.602Ã—10^-19Ã—10^20=16.02 C. if we consider relative charge then protons have 1.602Ã—10^-19 and electron have -1.602Ã—10^-19.

Aman Thakur
answered
May 18, 2018

N 10^20, Q = ne = e 10^20 = 16.02 C.Charge on sphere will be positive.

Musicdev Ltd.
answered
May 18, 2018

I want to ask that why they have not given silution of problems..only correct option is showing ...

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