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 metal sphere has a charge of 4.8 × 10-19 C. Is this possible? Explain.
Describe the difference between conductors and insulators in terms of electric charge.
Describe the process of charging by induction.
Explain the principle of quantization of charge.
A body has a charge of 3.2 × 10-19 C. Is this charge positive or negative if it has lost electrons?
A metal sphere has a charge of 4.8 × 10-19 C. Is this possible? Explain.
A neutral atom loses two electrons. What is its net charge?
A plastic rod is rubbed with wool and acquires a charge of -6.4 × 10-19 C. How many electrons were transferred to the rod?
Which of the following best describes the additivity property of electric charge?
(1) The total charge is the sum of individual charges.
(2) The total charge is always zero.
(3) The total charge is the product of individual charges.
(4) The total charge is always positive.
Which of the following is a scalar quantity?
(1) Electric charge
(2) Electric field
(3) Electric force
(4) Electric potential difference
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) Quantization
(3) Conservation
(4) Multiplication
Fill in the blank: Like charges ________ each other, while unlike charges attract each other.
Fill in the blank: The process of removing excess charge from a body by connecting it to the earth is called ________.
Fill in the blank: The smallest possible value of charge that can exist in nature is called the ________ charge.
The fundamental charge of an electron is approximately ________ C.
A body has a charge of 3.2 × 10-19 C. Is this charge positive or negative if it has lost electrons?
Can electric charge exist without mass?
If a body has a net charge of zero, can it still have charged particles?
State whether the following statement is true or false: Electric charge is quantized.
