When a piece of polythene is rubbed with wool, a charge of `-2xx10^(-7) C` is developed on polythene. What is the amount of mass, which is transferred to polythene.

A polythene piece rubbed with wool is found to have a negative charge of 6xx10^(-7)C . The number of electrons transferred to polythene from wool is

A polythene piece rubbed with wool is found to have negative charge of 3 xx 10^-7 C . Estimate the number of electrons transferred.

A polythene piece rubbed with wool is found to have negative charge of 3.6xx10^(-7)C . Calculate the number of electrons transferred from wool to polythene. If an electron has a mass 9.1 xx 10^(-31) kg , find the mass transferred to polythene.

A polythene piece rubbed with wool is found to have a negative change of 6.4 xx 10^(-19)C . How many electrons have been transferred during the process?

What is the force between two small charged of 2 xx 10^(-7) C placed 30 cm apart in air?

A polythene piece rubbed with wool is found to have a negative charge of 3.2xx10^(-7) C (i) Estimate the number of electrons transferred. (ii) Is there a transfer of mass from wool to polythene ?

A glass rod rubbed with silk acquires a charge + 1.6xx10^(-12)C . What is tha charge on the silk?