Electric Charge...

A material in which electrons are tightly bound and cannot move freely at room temperature is called _________.

According to the principle of conservation of charge, in closed system:

A coulomb is same as:​

When a glass rod is rubbed with silk, it becomes positively charged because:

Electric charge between two bodies can be produced by:

Which of the following methods can be used to charge a metal sphere positively without touching it? Choose the best possible option:

 If an object is positively charged, theoretically the mass of the object ______.

Choose the correct statement:

To make an uncharged object to have a negative charge we must:

When conductors are placed in an electric field, their electrons are moved:

When a negatively charged conductor is connected to earth,

A negative ion is an atom that ________ electrons.

When a hard rubber rod is given a negative charge by rubbing it with wool:

The value of charge on a body which carries 30 excess electrons is:

The total negative charge in 1 mol of helium (atomic number 2, atomic mass 4) is:

When we rub a glass rod with silk, then:

How many electrons are present in 1 coulomb of charge?​

What does q₁ + q₂ = 0 signify?​

A silk cloth rubbed with a glass rod acquire a charge (-1.6 x 10^-19) C. Then the charge on the glass rod is​:

To make uncharged object have a positive charge: