Question

Which is the major component of CNG?
A. ethane
B. propane
C. methane
D. butane

Answer 1

Answer:

methane

Explanation:

major component of CNG is methane because CNG is composed of methane

Answer 2

C. methane

Explanation:

Compressed Natural Gas (CNG) is a fuel used in the place of diesel fuel, LPG, petrol. CNG combustion produces fewer undesirable gases. It may be found above oil deposits, or collected from landfills. CNG is mainly composed of methane (CH4) which is 1% of volume occupied. It also composed of various different gases but at a lower percentage. It is stored in hard containers usually cylindrical or spherical shapes at a pressure around 20 MPa.

Option C is the answer.