Very Short Answer Type Questions (Electrostatics) (1 marl each)
- What is electrostatics?
- Calculate the number of electrons in one gram of it.
- Calculate the number of electrons in excess in a body of negative charge 1nC.
- Explain the principle of conservation of charge.
- Explain the principle of quantization of charge.
- Define unit charge.
- Explain the additivity of charge.
- What is the cause of charging a body when rubbed?
- Why vehicles carrying inflammable materials are connected to earth using metal chains while filling or unloading?
- Why the special tyres of aircrafts are made conducting?
- State Coulomb’s law.
- Express Coulomb’s law in vector form.
- State the principle of superposition of charge.
- Quarks are said to possess fractional electronic charges. Does this violate the principle of qunatization of charge?
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