MAGNETISM AND CAPACITORS - Practice Mode

1) What will be the change in value of capacitance if the distance of the plates are decreased in the capacitor?

Becomes zero Remains same Decreases Increases

Correct Answer: Increases

2) Which is a paramagnetic substance?

Air Steel Glass Water

Correct Answer: Air

3) Which method of magnetization is used to make commercial purpose permanent magnets?

Induction method Single touch method Double touch method Divided touch method

Correct Answer: Induction method

4) What is the effect of inductance if the distance between the turns increases?

Increases Decreases Becomes zero Remains same

Correct Answer: Increases

5) What is the function of dielectric insulator in capacitor?

Increases the strength of capacitance Prevents any current flow between plates Protects from short circuit between the plates Helps to hold the charge in capacitor for long period

Correct Answer: Prevents any current flow between plates

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