172 Engines L1 L1

what three things are required for fire?

• fuel, heat, oxygen

• petrol, oxygen, exhaust

• solid, liquid, gas

• heat, fuel, flame

A unit of electrical pressure is known as:

• a volt

• an amp

• an ohm

• a watt

A step up transformer uses what to induce change in electrical current?

• Electromagnetic induction

• back emf

• High voltage

• High wattage

Which parts switches the LT supply to produce spark?

• Contact breaker

• Circuit breaker

• Condenser

• Ignition switch

Which spark plug runs hottest

• NGK BPMR6F

• NGK BPM8Y

• NGK BR8ES

• NGK CR7HSA

What is item pictured?

• Rotor arm

• Electronic ignition

• Distributer cap

• HT resister

How many volts are in primary winding?

• 12

• 15,000

• 40,000

• 0

Which component stops back EMF

• Condenser

• Points

• Contact breaker

• Coil