defence exam Army Havildar SAC Mock Test Series 2025 Physics Electric Charges and Coulomb's Law Basic Properties of Electric Charge
Consider the following statement:
a) When a soap bubble is negatively charged, its radius increases.
b) When a soap bubble is negatively charged, its mass increases.
Which of the above statement is/are correct?
1
Only a is correct
2
Only b is correct
3
Both a and b are correct
4
Neither a nor b is correct