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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A plastic rod is rubbed with wool. The rod acquires a negative charge. What happens to the wool?
Describe the difference between conductors and insulators in terms of electric charge.
Describe the process of charging a conductor by conduction.
Explain the law of conservation of electric charge.
Explain why a charged balloon sticks to a wall after being rubbed on hair.
Explain why charge is said to be quantized.
A plastic rod is rubbed with wool. The rod acquires a negative charge. What happens to the wool?
Explain why a charged balloon sticks to a wall after being rubbed on hair.
Which of the following best describes the process of induction?
(1) Charging a body by direct contact
(2) Charging a body without direct contact
(3) Charging a body by friction
(4) Charging a body by heating
Which of the following is a correct statement about the additivity of electric charge?
(1) The total charge is the sum of individual charges
(2) The total charge is the product of individual charges
(3) The total charge is always zero
(4) The total charge is always negative
Which of the following is a property of electric charge?
(1) It is always positive
(2) It is always negative
(3) It is quantized
(4) It is a vector quantity
Which of the following is NOT a method of charging a body?
(1) Friction
(2) Conduction
(3) Induction
(4) Radiation
Fill in the blank: The process of transferring charge from a charged object to the earth is called ________.
Fill in the blank: The smallest possible value of electric charge is ________.
If a glass rod is rubbed with silk, the glass rod becomes ________ charged.
The fundamental charge of an electron is approximately ________ coulombs.
A body has a charge of 3.2 × 10-19 C. Is this charge possible?
State whether the following statement is true or false: Electric charge is a scalar quantity.
State whether the following statement is true or false: Like charges repel each other.
State whether the following statement is true or false: The charge on a neutron is zero.
