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MCQs

Total Questions : 1197 | Page 7 of 120 pages
Question 61. An oil filter bypass valve opens when the
  1.    Engine is cold
  2.    Engine overheats
  3.    Oil filter becomes clogged
  4.    Engine runs at high speed
 Discuss Question
Answer: Option C. -> Oil filter becomes clogged
Question 62. An imbalance wheel during vehicle operation
  1.    Makes large noise when its heavy point hits the road surface
  2.    Deflects in the vehicle's longitudinal direction
  3.    Bounces vertically or deflects from side to side (as seen from front or rear)
  4.    Creates a standing wave
 Discuss Question
Answer: Option C. -> Bounces vertically or deflects from side to side (as seen from front or rear)
Question 63. How many cells are used in a 12 volt car battery?
  1.    2
  2.    4
  3.    6
  4.    8
 Discuss Question
Answer: Option C. -> 6
Question 64. Vulcanizing means
  1.    Heating rubber under pressure
  2.    Spraying with special paint
  3.    Melting rubber while stirring it
  4.    None of these
 Discuss Question
Answer: Option A. -> Heating rubber under pressure
Question 65. Bead wires are made of
  1.    Steel
  2.    Copper
  3.    Zinc
  4.    Aluminium
 Discuss Question
Answer: Option A. -> Steel
Question 66. In which of the following conditions, the idle CO percentage should be measured with the vehicle?
  1.    Headlights and other electrical devices are switched off
  2.    Headlights and other electrical devices are switched on
  3.    Headlights and other lights are switched off
  4.    Headlights are switched on
 Discuss Question
Answer: Option A. -> Headlights and other electrical devices are switched off
Question 67. The materials used for cylinder block are
  1.    Cast iron and steel
  2.    Cast iron and aluminium alloy
  3.    Steel and aluminium alloy
  4.    Brass and steel
 Discuss Question
Answer: Option B. -> Cast iron and aluminium alloy
Question 68. The main merit of a multi cylinder type cylinder sleeve is
  1.    Smaller engine dimensions
  2.    Better cooling efficiency
  3.    High rigidity
  4.    None of these
 Discuss Question
Answer: Option A. -> Smaller engine dimensions
Question 69. Which one of the following statement correctly describes the construction of a bevel gear type differential?
  1.    The drive shafts are splined to the differential carrier.
  2.    The left side gear and the differential carrier rotate in constant unison.
  3.    The differential carrier houses differential pinion gears and side gears; each pinion gear meshes with a different side gear.
  4.    The differential carrier houses differential pinion gears and side gears.
 Discuss Question
Answer: Option D. -> The differential carrier houses differential pinion gears and side gears.
Question 70. Which one of the following statements correctly describes the construction of a planetary gear type differential?
  1.    The six planetary pinions rotate in constant mesh with the internal gears.
  2.    One drive shaft is splined to the central gear and the other to the planetary gear.
  3.    Each planetary pinion gear meshes with both the central gear and the internal gear.
  4.    The internal gear is fixed to the planetary gear.
 Discuss Question
Answer: Option B. -> One drive shaft is splined to the central gear and the other to the planetary gear.

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