Physics · Electrostatics
A body acquires a net positive charge of 8.0 × 10-12 C. Given the elementary electron charge is 1.6 × 10-19 C and electron mass is 9.1 × 10-31 kg, what happens to the mass of the body?
- 1Increases by 9.1 × 10-23 kg
- 2Decreases by 4.55 × 10-23 kg✓
- 3Decreases by 1.0 × 10-6 kg
- 4Increases by 4.55 × 10-7 kg
Correct answer
Decreases by 4.55 × 10-23 kg
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