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MCQs

Total Questions : 330 | Page 16 of 33 pages
Question 151. When capacitors are connected in series ___________ remains the same.
  1.    Voltage across each capacitor
  2.    Charge
  3.    Capacitance
  4.    Resistance
 Discuss Question
Answer: Option B. -> Charge
Answer: (b).Charge
Question 152. When capacitors are connected in series, the equivalent capacitance is ___________ each individual capacitance.
  1.    Greater than
  2.    Less then
  3.    Equal to
  4.    Insufficient data provided
 Discuss Question
Answer: Option B. -> Less then
Answer: (b).Less then
Question 153. A capacitor does not allow sudden changes in _________
  1.    Current
  2.    Voltage
  3.    Resistance
  4.    Inductance
 Discuss Question
Answer: Option B. -> Voltage
Answer: (b).Voltage
Question 154. Two 4F capacitors are connected in series, calculate the voltage across each if the total voltage is 20V.
  1.    10V
  2.    5V
  3.    20V
  4.    0V
 Discuss Question
Answer: Option A. -> 10V
Answer: (a).10V
Question 155. Two capacitors having voltage 2F and 4F are connected in series. This combination is connected to a 100V supply, calculate the voltage across the 2F capacitor.
  1.    66.67V
  2.    33.33V
  3.    100V
  4.    0V
 Discuss Question
Answer: Option A. -> 66.67V
Answer: (a).66.67V
Question 156. Capacitor is a device used to__________
  1.    store electrical energy
  2.    vary the resistance
  3.    store magnetic energy
  4.    dissipate energy
 Discuss Question
Answer: Option A. -> store electrical energy
Answer: (a).store electrical energy
Question 157. Which of the following expressions is correct with respect to the voltage across capacitors in series?
  1.    V1/V2=C2/C1
  2.    V2/V1=C2/C1
  3.    V1*V2=C1*C2
  4.    V1/C1=V2/C2
 Discuss Question
Answer: Option A. -> V1/V2=C2/C1
Answer: (a).V1/V2=C2/C1
Question 158. Which, among the following, is the field where electric charge experiences a force?
  1.    Electric field
  2.    Magnetic field
  3.    Gravitational field
  4.    Electric, magnetic and gravitational field
 Discuss Question
Answer: Option A. -> Electric field
Answer: (a).Electric field
Question 159. Which among the following statements is true with regard to electric field lines?
  1.    Electric field lines always intersect
  2.    Electric field lines may or may not intersect
  3.    Electric field lines can be seen
  4.    Electric field lines never intersect
 Discuss Question
Answer: Option D. -> Electric field lines never intersect
Answer: (d).Electric field lines never intersect
Question 160. A field that spreads outwards in all directions is __________
  1.    Linear
  2.    Radial
  3.    Weak
  4.    Strong
 Discuss Question
Answer: Option B. -> Radial
Answer: (b).Radial

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