Electrostatics – Exercise – 1

6. Electric field intensity inside a charged conducting sphere is :

(a) Zero
(b) Infinite
(c) Negative
(d) positive

Answer
Answer : (a)
Explanation
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7. Which of the following relation is correct?

(a) q=c/v
(b) c=q/v
(c) v=qc
(d) none of these

Answer
Answer : (b)
Explanation
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8. The S.I unit of capacitance is :

(a) Volt
(b) Amper
(c) Ohm
(d) farad

Answer
Answer : (d)
Explanation
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9. 1μF = ?

(a) 10-5 F
(b) 10-6 F
(c) 10-3 F
(d) 10-12 F

Answer
Answer : (b)
Explanation
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10. An electron initially at rest is accelerated through a potential difference of one Volt. The energy required by electron is :

(a) 1 J
(b) 0.6 x 10-16 J
(c) 10-19 J
(d) 0.6 x 10-19 erg

Answer
Answer : (b)
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