Tag: electric fields

Quizzes (2) Questions (64)

Questions Related to electric fields

Multiple choice physics electric fields introduction to electrostatic force electric force charging and discharging

What do you understand by the static or frictional electricity ?

  1. Discarging of two bodies on rubbing them together is called static or frictional electricity.

  2. Charging of two bodies on rubbing them together is called static or frictional electricity.

  3. Electricity which is static is called static or frictional electricity.

  4. Electricity on high friction bodies is called static or frictional electricity.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Static electricity is produced when a suitable combination of substances (e.g., glass rod and silk, ebonite rod and cat's skin, sealing wax and wool) are rubbed together and get electrified due to friction.

Multiple choice physics electric fields introduction to electrostatic force electric force charging and discharging

A negatively charged ebonite rod is brought near the glass rod which has been robbed on silk. State your observation between them

  1. Attraction

  2. Repulsion

  3. No change

  4. cant say
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Rubbing the glass rod with the silk makes it lose electrons, so glass rod becomes positively charged. When a negatively charged ebonite rod is brought near the glass rod it attract each other as unlike charges attract each other.