Electric Charge and Its Properties
Physics ⇒ Electricity and Magnetism
Electric Charge and Its Properties starts at 7 and continues till grade 12.
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See sample questions for grade 9
A glass rod is rubbed with silk. The glass rod becomes positively charged. What happens to the silk?
A plastic rod is rubbed with wool. The rod acquires a negative charge. Explain why.
Define the term 'static electricity'.
Describe the process of charging by induction.
A glass rod is rubbed with silk. The glass rod becomes positively charged. What happens to the silk?
A plastic rod is rubbed with wool. The rod acquires a negative charge. Explain why.
Describe what happens when a negatively charged rod is brought near small pieces of paper.
Explain why a charged balloon sticks to a wall after being rubbed on hair.
Which of the following is a correct statement about the quantization of charge?
(1) Charge can have any value
(2) Charge is always a multiple of e
(3) Charge is always negative
(4) Charge is always positive
Which of the following is a property of electric charge?
(1) It is quantized
(2) It is continuous
(3) It is not conserved
(4) It cannot be transferred
Which of the following is NOT a method of charging a body?
(1) Friction
(2) Conduction
(3) Induction
(4) Radiation
Which of the following is NOT a property of electric charge?
(1) Additivity
(2) Conservation
(3) Quantization
(4) It is always positive
Fill in the blank: The charge on a proton is _______ as the charge on an electron, but opposite in sign.
Fill in the blank: The force between two charges increases if the distance between them _______.
Fill in the blank: The process of removing excess charge from an object is called _______.
Fill in the blank: The process of transferring charge by direct contact is called _______.
Can electric charge be created or destroyed?
Is it possible to have a charge of 3.2 × 10^-19 C on a body?
True or False: Like charges repel each other.
True or False: The charge on a body can be a fraction of the elementary charge.
