STANDARDPhysics-Electric charges and fields
STANDARD Physics Charge quantization MCQ Question
Type: MCQ-numerical-Medium-Class 12
The number of electrons that must be removed from an electrically neutral silver dollar to give it a charge of +2.4 C is
A
2.5 × 10¹⁹
B
1.5 × 10¹⁹
C
1.5 × 10⁻¹⁹
D
2.5 × 10⁻¹⁹
Correct Answer
Option B
Detailed Explanation
Using the formula q = ne, where q is the charge and e is the charge of an electron, the number of electrons n is calculated as 1.5 × 10¹⁹.
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