MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Charging by Rubbing

A negatively ...

Question

A negatively charged metal sphere is fixed to a wooden stand. What will happen if it is
(a) touched by a neutral glass rod
(b) touched by a metal rod
Figure

Open in App

Solution

(a) The metal sphere remains negatively charged as the glass rod is an insulator.

(b) The metal sphere becomes neutral, because excess electrons move from it to the metal rod.

Suggest Corrections

thumbs-up

0

Similar questions

Q. A neutral metal sphere is touched to a negatively charged metal rod. As a result the sphere will be_____ and the metal rod will be ________ . Fill in the gaps

Q. A neutral metal sphere is touched by a negatively charged metal rod. During the process, electrons are transferred from the ______ to the ______ and the sphere acquires a ______ charge.

Q. Figure shows a negatively charged ebonite rod A which is brought near an uncharged metal sphere P touching the other uncharged metal sphere Q. Both the spheres P and Q stand on separate insulating stands. Rod A is removed first and then sphere Q is removed by holding the insulating stand of it. What kind of charges will then be on the spheres P and Q ?

Q. Figure shows a negatively charged ebonite rod A which is brought near an uncharged metal sphere P touching the other uncharged metal sphere Q. Both the spheres P and Q stand on separate insulating stands.

Keeping rod A in position, sphere Q is removed by holding the insulating stand of it. State the kind of charge on spheres P and Q. Give reason to your answer.

Q. When a charged aluminum plate is touched to a neutral metal sphere then neutral metal sphere gets charged up. This happens due to which method of charging ?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Static Charges

PHYSICS

Watch in App

explore_more_icon

Explore more

Charging by Rubbing

Standard VIII Physics

Join BYJU'S Learning Program

CrossIcon