Question

Sometimes you get a mild spark when you touch the metal surface of a car. What might be the reason?

• A. Due to magnetic attraction, a spark is created
• B. Due to electrostatic charge residing on the metal as well as on skin, mild spark is observed
• C. Car tries to become neutral by donating electrons
• D. Its the only path to ground

Answer 1

The correct option is B Due to electrostatic charge residing on the metal as well as on skin, mild spark is observed

Negative electric charge often resides on the surface of metal of car. When you touch the car, electrostatic discharge occurs via your body and you get a mild spark.