STANDARDPhysics-Electric charges and fields
STANDARD Physics Charge quantization MCQ Question
Type: MCQ-numerical-Medium-Class 12
A cup contains 250 g of water. Find the total positive charge present in the cup of water.
A
1.34 × 10¹⁹ C
B
1.34 × 10⁷ C
C
2.43 × 10¹⁹ C
D
2.43 × 10⁷ C
Correct Answer
Option B
Detailed Explanation
The number of molecules in 250 g of water is calculated using Avogadro's number. Each water molecule contains 10 protons, contributing to the positive charge. The total positive charge is calculated as 1.34 × 10⁷ C.
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