1. . Gap between spark plug electrodes is adjusted between:
(A) 0.70 mm to 1.2 mm
(B) 0.07 mm to 0.10 mm
(C) 7 to 10 mm
(D) None of these
2. . Gap between CB point is adjusted at:
(A) 4.0 mm
(B) 0.04 mm
(C) 0.40 mm
(D) None of these
3. . High voltage is produced in ignition coil when CB point:
(A) Open
(B) Closed
(C) CB point has no effect in producing voltage
(D) None of these
4. . If CB point turns blue the cause may be:
(A) Faulty ignition coil
(B) Faulty ballast resistor
(C) Faulty condenser
(D) None of these
5. . When the gap between CB point decreases then dwell angle will:
(A) Increase
(B) None of these
(C) Dwell angle remains same
(D) Decrease
6. . When the gap between CB point decreases then ignition timing will:
(A) Retard
(B) Advance
(C) Timing will not change
(D) None of these
7. . A brown spark plug shows that air fuel mixture is:
(A) Lean
(B) Normal
(C) Rich
(D) None of these
8. . Ignition coil is used to:
(A) Step up current
(B) Step down current
(C) Step up voltage
(D) None of these
9. . Which part of ignition system controls current flow in primary circuit:
(A) None of these
(B) Ballast resistance
(C) Condenser
(D) Ignition switch
10. . Which part of ignition system protects CB point from burning:
(A) Condenser
(B) Ignition switch
(C) Ballast resistance
(D) None of these
11. . Closing period of CB point is called:
(A) Dwell angle
(B) Cam angle
(C) Ignition timing
(D) None of these
12. . High voltage of ignition coil is distributed to cap side terminals with the help of:
(A) CB point
(B) Distributor shaft
(C) Rotor
(D) None of these
13. . CB point gap is adjusted when rubbing block is aligned with:
(A) Cam lobe
(B) Cam heel
(C) None of these
(D) Center of cam lobe and heel
14. . How much resistance is the primary winding of ignition coil:
(A) 2k ohm to 5k ohm
(B) 600 ohm to 800 ohm
(C) 1.2 ohm to 1.6 ohm
(D) None of these
15. . How much resistance is the secondary winding of ignition coil:
(A) 1.2 ohm to 1.6 ohm
(B) 10k ohm to 15k ohm
(C) 600 ohm to 800 ohm
(D) None of these