Petrol that detonates easily is called
A. High octane petrol
B. Low octane petrol
C. Unleaded petrol
D. Blended fuel
Answer: Option B
Solution(By Examveda Team)
The higher the octane number, the more compression the fuel can withstand before detonating . Therefore, high compressibility of the fuel matters mainly for gasoline engines.Use of gasoline with lower octane numbers may lead to the problem of engine knocking
This Question Belongs to Mechanical Engineering >> Automobile Engineering
The function of anti-lock brake system (ABS) is that is
A. Reduces the stopping distance
B. Minimizes the brake fade
C. Maintains directional control during braking by preventing the wheels from locking
D. Prevents nose dives during braking and thereby postpones locking of the wheels
The basic characteristics of a brake fluid is
A. A high boiling point
B. Low viscosity
C. Compatibility with rubber and metal parts
D. All of these
Wheel base of a vehicle is the
A. Distance between the centres of the front and rear wheels
B. Distance between the centres of the front tyres
C. Distance between the centres of the rear tyres
D. Extreme length of the vehicle
The negative plates of a lead acid battery has
A. Lead peroxide (PbO2)
B. Spongy lead (Pb)
C. Lead sulphate (PbSO4)
D. Sulphuric acid (H2SO4)
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