Multiple choice

The instrument " Electroscope" is used to?

  1. Measure the strength of an electric current

  2. Detect the presence of electric charge

  3. Measure sound under water

  4. None of these.

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

An electroscope is a simple device used to detect and measure the presence of electric charge on a body. When a charged object is brought near, the electroscope's leaves diverge, indicating charge presence. It does not measure current strength or sound.