When a body is charged by induction the body

When a body is charged by conduction, its mass

When a body is negatively charged by friction, it means

A body can be charged by

A : When a body is charged, its mass changes. R : Charge is quantized.

A : When a body is charged, its mass changes. R : Charge is quantized.

Assertion : When bodies are charged through friction, there is a transfer of electric charge from one body to another, but no creation or destruction of charge. Reason : This follows from conservation of electric charges.

Assertion : When bodies are charged through friction, there is a transfer of electric charge from one body to another, but no creation or destruction of charge. Reason : This follows from conservation of electric charges.

When is a body charged negatively ?