ASVAB Automotive Information Practice Test 204030

Questions 5
Topics Battery, Connecting Rod, Internal Combustion, Spark Plugs, Water Pump

Study Guide

Battery

The battery supplies the power necessary to start the engine when the ignition switch is is turned on.

Connecting Rod

A connecting rod employs a wrist pin to link each piston to the engine's crankshaft.

Internal Combustion

Combustion is the burning of an air-fuel mixture to provide energy. It requires the presence of air, fuel, and a heat source to ignite the air-fuel mixture. In the internal combustion engine that powers automobiles and trucks the combustion happens inside the engine utilzing a fuel like gasoline, diesel fuel, or natural gas.

Spark Plugs

Spark plugs receive current from the distributor and use it to spark combustion in the combustion chamber of a cylinder.

Water Pump

The water pump is driven by a belt connected to the crankshaft and ensures that coolant moves through the engine and radiator.