Q.1
What is the voltage required for starting a car engine?
  • a) 12V
  • b) 9W
  • c) 24V
  • d) 32V
Q.2
What is the voltage required for starting a heavy vehicle engine?
  • a) 12V
  • b) 9W
  • c) 24V
  • d) 32V
Q.3
In cars, what is the lowest temperature at which the car engine may be started?
  • a) -15°C to -20°C
  • b) -18°C to -25°C
  • c) 8°C to 25°C
  • d) -8°C to -5°C
Q.4
Calculate the total number of turns for a square and ground end when N=13?
  • a) -15°C to -20°C
  • b) -18°C to -25°C
  • c) 8°C to 25°C
  • d) -8°C to -5°C
Q.5
Which of the mentioned below is not a component of a starting motor?
  • a) Armature
  • b) Commuter
  • c) Field windings
  • d) Battery
Q.6
Most of the automotive starting motors have how many poles?
  • a) 3
  • b) 4
  • c) 5
  • d) 6
Q.7
Most of the automotive starting motors have how many brushes?
  • a) 3
  • b) 4
  • c) 5
  • d) 6
Q.8
What is the starting torque of the starting motor for a light and medium car?
  • a) 10 to 30Nm
  • b) 50-150Nm
  • c) 40 to 15Nm
  • d) 5 to 10Nm
Q.9
What is the starting torque of the starting motor for heavy vehicles?
  • a) 10 to 30Nm
  • b) 50-150Nm
  • c) 40 to 15Nm
  • d) 5 to 10Nm
Q.10
What is the minimum cranking speed required for starting an engine in the winter condition?
  • a) 100rps
  • b) 10rpm
  • c) 100rpm
  • d) 50rps
Q.11
On what factor, the speed ratio between the starting motor and the crankshaft is depended?
  • a) Teeth on flywheel
  • b) Piston
  • c) Size of flywheel
  • d) Crankshaft
Q.12
On what factors, the starting torque is dependent?
  • a) Piston displacement per cylinder
  • b) Number of cylinders
  • c) All of the mentioned
  • d) Compression pressure
Q.13
What is the highest current that is drawn by the starter motor?
  • a) 50amps
  • b) 230amps
  • c) 500amps
  • d) 1000amps
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