Production Of Electric Charges MCQ Preparation Test Punjab

Total Questions: 15

Total Marks: 15

Time: 15 Mins

Question # 1

Positive charge on solids is achieved through transfer of which of the following?

Electrons
Neutrons
Positive ions
Protons

Question # 2

Which type of charge is produced on glass rod when rubbed with silk cloth?

None of these
Positive
Negative
Neutral

Question # 3

The electric intensity due to positive point charge is always directed?

Towards the field produce by positive charge
away from the field produce by positive charge
Perpendicular to the direction of field
None of them

Question # 4

Positive charge on solid is achieved through transfer of which of the following?

Positive ions
Neutrons
Electrons
Protons

Question # 5

A gold leaf electroscope is given positive charge first. A charged object is then brought near the brass disk and leaves come close to each other. What is the charge on the object?

Negative
No charge
Positive
None of these

Question # 6

Two charges of equal magnitude q are placed at a short distance from each other. The force between them is F. What will be the force if the amount of charge on each charge increases to 2q?

Question # 7

When glass is rubbed with silk cloth, some electrons from glass rod are transferred to silk. If all these electrons are transferred back to glass rod then what will be the charge on silk cloth?

Positive
Negative
Neutral
None of these

Question # 8

The bodies of cars are painted through electropainting process. It takes less time to paint a surface area if the paint droplets are given a positive charge where the body of the car is connected to ground electrically. What is the reason for less time taken?

None of these
The droplets become neutral when fall on the surface
Charged droplets repel each other and cover more area
The body is painted in parts

Question # 9

Two capacitors of capacitances 10 μ F and 15 μ F are connected in series with each other in a circuit. What will be their equivalent capacitance in the circuit?

25 μ F
6 μ F
150 μ F
1.5 μ F

Question # 10

A positively charged rod is brought near a metal sphere fitted on a wooden stand. The sphere is touched for a moment, then rod is replaced. Which type of charge will be on the sphere?

Positive
None of these
Both negative and positive
Negative

Question # 11

You rub a glass rod over your hair. Which type of charge will be produced on your hair?

Both positive or negative can be produced
None of these
Negative
Positive

Question # 12

A plastic rod is rubbed with silk cloth. Suppose 2000 electrons are shifted from silk to plastic rod. How much positive charge will be produced on silk cloth?

Equal to charge on 2000 neutrons
Equal to charge on 2000 electrons
Cannot be calculated
None of these

Question # 13

You rub glass rod over your hair. Which type of charge will be produced on your hair?

Negative
Positive
None of these
Both positive or negative can be produced

Question # 14

When glass is rubbed with silk cloth and some electrons from glass rod are transferred to silk. If all these electrons are transferred back to glass rod then what will be the charge on silk cloth?

Negative
Neutral
Positive
None of these

Question # 15

Two charges q 1 and q 2 are placed at a distance r from each other. The force between them is F. What will be the force if the separation between the charges increases to 2r?

Production Of Electric Charges MCQ Tests

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