Q1:- Phase relationship between the applied voltage and the current flowing through the inductive circuit is:
(A) Current leads the voltage
(B) Voltage lags the current
(C) Current lags the voltage
(D) Current in phase with the voltage
(E) None of these
Answer:-C
Q2:- Which of the following is the primary function of the fuse?
(A) To protect the operator
(B) To protect the line
(C) To prevent excessive current
(D) To open the circuit
(E) All of these
Answer:-C
Q3:- The ground (earth) point in an electrical socket provides the easiest path for the ____________.
(A) Main's current
(B) Load voltage
(C) Load current
(D) Leakage current
(E) All of these
Answer:-D
Q4:- Cells are connected in parallel to :
(A) Increase the current capacity
(B) Increase the voltage output
(C) Decrease the voltage output
(D) Decrease the current capacity
(E) Increase both current and voltage
Answer:-A
Q5:- In DC generators, the pole shoes are fastened to the pole by:
(A) Welding
(B) Brazing
(C) Rivets
(D) Counter sunk screws
(E) Soldering
Answer:-D
Q6:- Laying of concealed wiring in roof starts soon after______is completed.
(A) Pouring of concrete
(B) Centering
(C) Shuttering
(D) Load bearing
(E) At any of these stages
Answer:-B
Q7:- A heater draws a current of 4 Amperes at 250 Volts. How much power does it consume?
(A) 2 Kilo watts
(B) 1 Kilo watts
(C) 8 Kilo watts
(D) 6 Kilo watts
(E) 4 Kilo watts
Answer:-B
Q8:- In busbar system, tapping of supply to the service connections are made by connecting the service cables through_____.
(A) Lugs to the busbar
(B) Bolts and Nuts
(C) Clamp on devices
(D) Plug in boxes
(E) None of these
Answer:-A
Q9:- In domestic wiring, a switch is always placed in the -
(A) Earth wire
(B) Neutral wire
(C) Live wire
(D) Earth or neutral wire
(E) Any of these
Answer:-C
Q10:- The thermal relay works on the principle of :
(A) Mechanical effect
(B) Heating effect
(C) Chemical effect
(D) Radiation effect
(E) Electromagnetic effect
Answer:-B
(A) Current leads the voltage
(B) Voltage lags the current
(C) Current lags the voltage
(D) Current in phase with the voltage
(E) None of these
Answer:-C
Q2:- Which of the following is the primary function of the fuse?
(A) To protect the operator
(B) To protect the line
(C) To prevent excessive current
(D) To open the circuit
(E) All of these
Answer:-C
Q3:- The ground (earth) point in an electrical socket provides the easiest path for the ____________.
(A) Main's current
(B) Load voltage
(C) Load current
(D) Leakage current
(E) All of these
Answer:-D
Q4:- Cells are connected in parallel to :
(A) Increase the current capacity
(B) Increase the voltage output
(C) Decrease the voltage output
(D) Decrease the current capacity
(E) Increase both current and voltage
Answer:-A
Q5:- In DC generators, the pole shoes are fastened to the pole by:
(A) Welding
(B) Brazing
(C) Rivets
(D) Counter sunk screws
(E) Soldering
Answer:-D
Q6:- Laying of concealed wiring in roof starts soon after______is completed.
(A) Pouring of concrete
(B) Centering
(C) Shuttering
(D) Load bearing
(E) At any of these stages
Answer:-B
Q7:- A heater draws a current of 4 Amperes at 250 Volts. How much power does it consume?
(A) 2 Kilo watts
(B) 1 Kilo watts
(C) 8 Kilo watts
(D) 6 Kilo watts
(E) 4 Kilo watts
Answer:-B
Q8:- In busbar system, tapping of supply to the service connections are made by connecting the service cables through_____.
(A) Lugs to the busbar
(B) Bolts and Nuts
(C) Clamp on devices
(D) Plug in boxes
(E) None of these
Answer:-A
Q9:- In domestic wiring, a switch is always placed in the -
(A) Earth wire
(B) Neutral wire
(C) Live wire
(D) Earth or neutral wire
(E) Any of these
Answer:-C
Q10:- The thermal relay works on the principle of :
(A) Mechanical effect
(B) Heating effect
(C) Chemical effect
(D) Radiation effect
(E) Electromagnetic effect
Answer:-B
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