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Nursultan Zhakupov 4 questions

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Questions in this quiz (4)

1What is the SI unit of electric charge?
1. AOhm
2. BNewton
3. CAmpere
4. DCoulomb
2Why does object A become negatively charged after it is rubbed with object B?
1. AElectrons have moved from object A to object B
2. BElectrons have moved from object B to object A
3. CProtons have moved from object A to object B.
4. DProtons have moved from object B to object A.
3Two similar balloons hang side by side, on insulating threads, a short distance apart. They are
both rubbed with the same dry cloth and become charged.
Which diagram shows how the balloons hang after charging?
1. AA
2. BB
3. CC
4. DD
4Electrostatics is the study of [blank_start]_______________[blank_end].
1. Aelectric charges