Lakshya Education MCQs

Question: One kilowatt is equal to
Options:
A. 1 N-m/s
B. 100 N-m
C. 1000 N-m/s
D. 1 × 106 N-m/s
Answer: Option C

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More Questions on This Topic :

Question 1. Which is the incorrect statement about carnot cycle?
  1.     All the heat engines are based on Carnot cycle
  2.     It is used as the alternate standard of comparison of all heat engines
  3.     It provides concept of maximising work output between the two temperature limits
  4.     All of the above
Answer: Option A
Question 2. Which of the following is correct?
  1.     Gauge pressure = Absolute pressure + Atmospheric pressure
  2.     Absolute pressure = Gauge pressure + Atmospheric pressure
  3.     Absolute pressure = Gauge pressure - Atmospheric pressure
  4.     Atmospheric pressure = Absolute pressure + Gauge pressure
Answer: Option B
Question 3. Which of the following is correct?
  1.     Absolute pressure = Gauge pressure + Atmospheric pressure
  2.     Gauge pressure = Absolute pressure + Atmospheric pressure
  3.     Atmospheric pressure = Absolute pressure + Gauge pressure
  4.     Absolute pressure = Gauge pressure - Atmospheric pressure
Answer: Option A
Question 4. The compression ratio for petrol engines is
  1.     3 to 6
  2.     5 to 8
  3.     10 to 20
  4.     15 to 30
Answer: Option B
Question 5. Which of the following is correct?
  1.     Gauge pressure = Absolute pressure + Atmospheric pressure
  2.     Absolute pressure = Gauge pressure + Atmospheric pressure
  3.     Absolute pressure = Gauge pressure - Atmospheric pressure
  4.     Atmospheric pressure = Absolute pressure + Gauge pressure
Answer: Option B
Question 6. Which of the following is correct?
  1.     Absolute pressure = Gauge pressure + Atmospheric pressure
  2.     Gauge pressure = Absolute pressure + Atmospheric pressure
  3.     Atmospheric pressure = Absolute pressure + Gauge pressure
  4.     Absolute pressure = Gauge pressure - Atmospheric pressure
Answer: Option A

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