IC Engines and Nuclear Power Plants - Engineering

Q1:

Spark plugs in automobiles generally have a gap between

A 0.3 to 0.7 mm

B 0.2 to 0.8 mm

C 0.4 to 0.9 mm

D 0.6 to 1.8 mm

ANS:D - 0.6 to 1.8 mm

Explanation: Spark plugs in automobiles generally have a gap between 0.6 and 1.8 mm (0.024 and 0.071 in). The gap may require adjustment from the out-of-the-box gap.