Electrical Charges and Fields — Practice Quiz
Telangana Open School (TOSS) · Class 12 · Physics
Try a 4-question quiz on Electrical Charges and Fields for Telangana Open School (TOSS) Class 12 Physics: tap an answer to check it and see why.
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What happens when a glass rod is rubbed with silk cloth?
What is the SI unit of electric charge?
Which of the following correctly states the nature of force between like charges?
What is the charge on an electron?
Sample Questions
What is the value of Coulomb's constant k in SI units?
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9 × 10⁹ N m² C⁻²
Coulomb's constant k is 9 × 10⁹ N m² C⁻² in SI units.
What is the direction of electric field due to a positive point charge?
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Away from the charge
The electric field due to a positive charge points radially outward, away from the charge.
What is the net charge on a system if it is isolated?
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Remains constant
According to the law of conservation of charge, the total charge of an isolated system remains constant.
Which of the following is a vector quantity?
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Electric field
Electric field has both magnitude and direction, making it a vector quantity.
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