Register Now

Login

Lost Password

Lost your password? Please enter your email address. You will receive a link and will create a new password via email.

The measure of knock characteristics of a fuel is known as ______

a) Cetane number
b) Octane number
c) Calorific value
d) Volatility

Answer: b
Explanation: The percentage of iso-octane (C8H18) in the reference fuel consisting of a mixture of iso-octane and normal heptane (C7H16), when produces the same knocking effect as the fuel under test, is called Octane number of the fuel.

Join The Discussion