Direction of Electric Current

Q. How many mega coulombs of negative or positive charge are present in one mole of neutral hydrogen gas? Take Avogadros number, NA=6.02*10

Q.

Electrons in a circuit flow from the positive terminal to the negative terminal.

1. True

2. False

Q. Which of the following describes the direction of electric current in an electric circuit?

1. Opposite to the direction of flow of negative charges
2. Along the direction of flow of negative charges
3. Perpendicular to the direction of flow of negative charges
4. Opposite to the direction of flow of positive charges

Q. According to the convention, the direction of the flow of electric current is opposite to the direction of the flow of _______.

1. Neutron

2. Electron

3. Nucleus

4. Proton

Q.

What is the amount of current flowing across a conductor if$36C$ of charge flow past a point in$12s$?

Q.

what is quantum nature of charge ?

Q.

There are two bodies A and B. A has a positive charge whereas B has no charge. When A and B are connected by a metallic wire, in what direction will the electrons flow?

1. Electrons won't move in any direction

2. Electrons flow in random directions and will effectively move from B to A

3. Electrons flow in random directions and will effectively move from A to B

4. Electrons flow in random directions and will effectively stay in their initial position.

Q.

Can phase transition be used to test the purity of gold?

Q. Identify the power source in the circuit.

1. 
2. 
3. 
4. 

Q.

The direction of conventional current is opposite to the direction of flow of

1. electrons

2. protons

3. neutrons

4. none of those

Q. In a conductor, the movement of protons constitute electric current.

1. False
2. True

Q. Potential difference is applied across the ends of a conductor. Choose the correct statement.

1. Electrons move from higher potential to lower potential.
2. Electrons move from lower potential to higher potential.
3. Protons move from lower potential to higher potential.
4. Protons move from higher potential to lower potential.

Q.

The charge on the electron.

Q. Which of the following labellings are correct for the arrows marked on the figure?

1. A: Electric current
2. B: Electron flow
3. A: Electron flow
4. B: Electric current

Q. According to the convention, the direction of the flow of electric current is opposite to the direction of the flow of _______.

1. nucleons

2. neutrons

3. electrons

4. protons

Q. Current flows only through circuit paths.

1. closed
2. open
3. ohmic

Q. In an electric circuit, the conventional flow of electric current is taken opposite to the flow of electrons.

1. False
2. True