Q. Why CNG is considered as good fuel over diesel/petrol? I. CNG burns most efficiently without leaving any unburnt remnant behind II. CNG is cheaper than petrol or diesel III. CNG cannot be siphoned off by thieves and adulterated like petrol or diesel Which of the statements given above are correct?
A) I and II
B) I and III
C) II and III
D) I, II and III
Explanation
Compressed natural gas is a better fuel than petrol or diesel because it is (i) Cheaper (ii) Burns more efficiently (iii) Does not produce much pollution (iv) Cannot of siphoned off by thieves (v) Cannot be adulterated like petrol and diesel
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.