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10th Grade > Physics

ELECTRICITY MCQs

Total Questions : 244 | Page 7 of 25 pages
Question 61. The resistance and length of wire are
  1.    inversely related
  2.    directly related
  3.    not related
  4.    inversely proportional
 Discuss Question
Answer: Option B. -> directly related
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 62. Watt is equal to one
  1.    joule per second
  2.    meter per second
  3.    ampere per second
  4.    farad per second
 Discuss Question
Answer: Option A. -> joule per second
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 63. Ohm is denoted by the symbol
  1.    π
  2.    Ω
  3.    θ
  4.    λ
 Discuss Question
Answer: Option B. -> Ω
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 64. The property of a substance which offers opposition to the flow of current through it is called
  1.    energy
  2.    capacity
  3.    resistance
  4.    voltage
 Discuss Question
Answer: Option C. -> resistance
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 65. The time a current of 30 mA takes to deliver 30 C charge is
  1.    0.3 s
  2.    0.003 s
  3.    0.4 s
  4.    0.5 s
 Discuss Question
Answer: Option B. -> 0.003 s
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 66. The electric power enters our house through
  1.    ground wire
  2.    neutral wire
  3.    live wire
  4.    all of above
 Discuss Question
Answer: Option D. -> all of above
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 67. Insulators can be easily charged by
  1.    supplying electrons
  2.    Electromotive force (EMF)
  3.    friction
  4.    protons
 Discuss Question
Answer: Option C. -> friction
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 68. If 2 resistors of 5kΩ and 7kΩ are connected in series across a 15V battery, then the current flowing through each of the resistance should be
  1.    2mA
  2.    3.6mA
  3.    5mA
  4.    1.25mA
 Discuss Question
Answer: Option D. -> 1.25mA
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 69. To pass the current through ammeter it should be connected in
  1.    parallel in circuit
  2.    series in circuit
  3.    direct circuit
  4.    alternating circuit
 Discuss Question
Answer: Option B. -> series in circuit
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!
Question 70. The wires carrying electricity are covered with good insulator, called
  1.    fuse
  2.    circuit
  3.    rope
  4.    cable
 Discuss Question
Answer: Option D. -> cable
NO EXPLANATION IS AVAILABLE FOR THIS QUESTION!

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