Capacitors and Capacitance – Exercise – 1

Capacitors and Capacitance » Exercise – 1

1. Increasing the charge on plate of capacitor means.

(a) Increasing the capacitance
(b) Increasing the P.D. between the plates
(c) Both (a) and (b)
(d) None of these

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

2. The capacitance of a parallel plate capacitor is given by :

(a) C = a/v
(b) C = εoA/d
(c) C  = dA/εo
(d) C = epsilon;oAd

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

3. When three capacitors C1, C2, C3 are connected in series them resultantant is given by

(a) Cs=(1/C1)+(1/C2)+(1/C3)
(b) Cs= C1+C2+C3
(c) 1/Cs=(1/C1)+(1/C2)+(1/C3)
(d) None of these

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

4. When three capacitors C1 + C2 + C3 connected in parallel then resultant is given by :

(a) Cp = (1/C1) + (1/C2) + (1/C3)
(b) Cp = C1 + C2 + C3
(c) 1/Cp = (1/C1) + (1/C2) + (1/C3)
(d) None of these

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

5. The dielectric constant of metal is :

(a) 1
(b) Zero
(c) Infinity
(d) none of these

Answer
Answer : (d)
Explanation
Explanation : No answer description available for this question. Let us discuss.
Discuss
Discuss : Write your answer. Click here.

Related Posts

  • Capacitors and Capacitance - 305555555555 30. A 0.00022 F capacitor equals how many microfarads? (a) 22 μF (b) 220 μF (c) 2,200 μF (d) 22,200 μF
    Tags: μf, capacitor, basic, electrical, engineering
  • Capacitors and Capacitance - 115555555555 11. A capacitor of 0.02 μF is larger than ________. (a) 0.000020 F (b) 200,000 pF (c) 2,000 pF (d) all of the above
    Tags: capacitor, μf, basic, electrical, engineering
  • Capacitors and Capacitance - 185555555555 18. A capacitor of 2,000 pF is greater than ________. (a) 0.02 μF (b) 0.002 μF (c) 0.0002 μF (d) 0.0000002 F
    Tags: μf, capacitor, basic, electrical, engineering
  • Capacitors and Capacitance - 315555555555 31. A 0.01 μF capacitor equals how many picofarads? (a) 100 pF (b) 1,000 pF (c) 10,000 pF (d) 100,000 pF
    Tags: μf, capacitor, basic, electrical, engineering
  • Capacitors and Capacitance - 295555555555 29. Two series capacitors (one 2 μF, the other of unknown value) are charged from a 24 V source. The 2 μF capacitor is charged to 16 V and the other to 8 V. The value of the unknown capacitor is ________. (a) 1 μF (b) 2 μF (c) 4 μF (d) 8 μF
    Tags: μf, capacitor, basic, electrical, engineering