A. length of heating element should be decreased
B. length of heating element should be increased
C. length of heating element has no effect on heating if water
D. none of the above
Basic Electrical Mcqs
Basic Electrical Mcqs and Quiz with explanation. These objective type Basic Electrical Engineering questions are very important for Job test, semester exams and interviews. Basic Electrical Engineering Mcqs. Basic Concepts (Electrical Fundamentals) MCQs With Explanatory Answers
A. decrease
B. increase
C. remain same
D. heater will burn out
A. Voltage
B. Current
C. Power
D. Resistance
A. the magnitude of voltage on the conductor
B. the magnitude of current flowing through it
C. both A. and (b)
D. none of the above
A. to prevent leakage of current
B. to prevent shock
C. both of above factors
D. none of above factors
A. zero
B. negative
C. positive
D. about 2 ohms per degree
A. zero
B. about 50 ohms
C. about 500 ohms
D. infinity
A. Rl
B. Ri
C. either Rl or Ri
D. none of them
A. The current through each bulb in same
B. The voltage across each bulb is not same
C. The power dissipation in each bulb is not same
D. None of the above
A. there will be heavy current in the main line
B. rest of the two bulbs will not light
C. all three bulbs will light
D. the other two bulbs will light
