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MCQs

Total Questions : 330 | Page 7 of 33 pages
Question 61. The force applied to a conductor is 10N if the charge in the conductor is 5C, what is the electric field intensity?
  1.    10V/m
  2.    2V/m
  3.    3V/m
  4.    15V/m
 Discuss Question
Answer: Option B. -> 2V/m
Answer: (b).2V/m
Question 62. Which, among the following, is the correct expression for electric flux density?
  1.    D=epsilon*E
  2.    D=epsilon/E
  3.    D²=epsilon*E
  4.    D=epsilon*E²
 Discuss Question
Answer: Option A. -> D=epsilon*E
Answer: (a).D=epsilon*E
Question 63. Calculate the total charge of the system.Calculate The Total Charge Of The System.
  1.    200C
  2.    100C
  3.    300C
  4.    400C
 Discuss Question
Answer: Option C. -> 300C
Answer: (c).300C
Question 64. Calculate the charge in the circuit.Calculate The Charge In The Circuit.
  1.    66.67C
  2.    20.34C
  3.    25.45C
  4.    30.45C
 Discuss Question
Answer: Option A. -> 66.67C
Answer: (a).66.67C
Question 65. What is the equivalent capacitance?What Is The Equivalent Capacitance?
  1.    1.5F
  2.    0.667F
  3.    2.45F
  4.    2.75F
 Discuss Question
Answer: Option B. -> 0.667F
Answer: (b).0.667F
Question 66. Calculate the voltage across the 1F capacitor.Calculate The Voltage Across The 1F Capacitor.
  1.    33.33V
  2.    66.67V
  3.    56.56V
  4.    23.43V
 Discuss Question
Answer: Option B. -> 66.67V
Answer: (b).66.67V
Question 67. Calculate the voltage across the 2F capacitor.Calculate The Voltage Across The 2F Capacitor.
  1.    33.33V
  2.    66.67V
  3.    56.56V
  4.    23.43V
 Discuss Question
Answer: Option A. -> 33.33V
Answer: (a).33.33V
Question 68. What is the electric flux density in free space if the electric field intensity is 1V/m?
  1.    7.76*10¯¹²C/m²
  2.    8.85*10¯¹²C /m²
  3.    1.23*10¯¹²C /m²
  4.    3.43*10¯¹²C /m²
 Discuss Question
Answer: Option B. -> 8.85*10¯¹²C /m²
Answer: (b).8.85*10¯¹²C /m²
Question 69. Find the capacitance of a capacitor whose area of cross section of the plates is 4m² and distance of separation between the plates is 2m. The capacitor is placed in vacuum.
  1.    1.77*10¯¹¹F
  2.    1.34*10¯¹¹F
  3.    2.33*10¯¹¹F
  4.    5.65*10¯¹¹F
 Discuss Question
Answer: Option A. -> 1.77*10¯¹¹F
Answer: (a).1.77*10¯¹¹F
Question 70. In order to obtain a high value for capacitance, the permittivity of the dielectric medium should be?
  1.    Low
  2.    High
  3.    Zero
  4.    Unity
 Discuss Question
Answer: Option B. -> High
Answer: (b).High

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