10th Class Physics Chapter 6 TestELECTROSTATICS

Q1. Multiple choice questions (Attempt all · 10 × 1 = 10)

1. What is the fundamental rule of electrostatics regarding charges?

   1. Like charges attract, opposite charges repel

   2. Like charges repel, opposite charges attract

   3. All charges always attract each other

   4. Charges have no effect on each other

2. Electrical breakdown is:

   1. The process of ionizing a gas due to a strong electric field

   2. The process of neutralizing a charged object

   3. The process of charging an insulator

   4. The process of discharging a conductor

3. In insulators electrons are:

   1. Free to move

   2. Tightly bound to their atoms

   3. Completely absent

   4. Flowing like water

4. The electric field between two large, closely spaced, oppositely charged parallel plates is:

   1. Non-uniform

   2. Uniform

   3. Zero everywhere

   4. Circular

5. What happen when two unlike charges are brought close to each other?

   1. They attract

   2. They repel

   3. They neutralize each other

   4. Nothing happens

6. During earthing, when a negatively charged side of a sphere is connected to the Earth:

   1. Protons flow to the Earth

   2. Electrons flow from the sphere to the Earth

   3. Electrons flow from the Earth to the sphere

   4. The sphere becomes neutral everywhere

7. How many types of electric charges are there?

   1. One

   2. Two

   3. Three

   4. Four

8. Which of the following is electrical conductors?

   1. Aluminum

   2. Brass

   3. Glass

   4. Plastic

9. An object gains excess extra negative charge after being rubbed against other object which is:

   1. Neutral

   2. Negatively charged

   3. Possitively charged

   4. All of these

10. The total amount of charge in an isolated system:

    1. Always increases

    2. Always decreases

    3. Remains constant

    4. Changes to zero