ignition

#1. The spark appears at the plug electrodes when:

• AThe contact breaker closes.
• BThe contact breaker opens.
• CThe contact breaker stays open.
• DThe magneto switch is made.

#2. The ignition switch is fitted in:

• AThe primary coil circuit.
• BThe secondary coil circuit.
• CThe engine starter motor circuit.
• DThe battery circuit.

#3. When the ignition switch is placed in the ‘ON’ position it:

• AIsolates the breaker points.
• BMakes the engine starter motor circuit.
• C‘Earths’ or ‘grounds’ the secondary winding.
• DBreaks the primary to earth circuit.