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MCQs

Total Questions : 1197 | Page 116 of 120 pages
Question 1151. The difference between DOT 3 and DOT 4 brake fluids is
  1.    DOT 3 and DOT 4 fluids have the same boiling point, but DOT 4 fluid has a longer service life
  2.    DOT 4 fluids have a higher boiling point than DOT 3 fluid
  3.    DOT 4 fluids have a lower boiling point than DOT 3 fluid
  4.    DOT 4 fluid is more resistant to freezing than DOT 3 fluid
 Discuss Question
Answer: Option B. -> DOT 4 fluids have a higher boiling point than DOT 3 fluid
Question 1152. The camshaft of a four stroke Diesel engine running at 1000 rpm will run at
  1.    4000 rpm
  2.    500 rpm
  3.    2000 rpm
  4.    1000 rpm
 Discuss Question
Answer: Option B. -> 500 rpm
Question 1153. The engine oil viscosity is defined by ___________ ratings.
  1.    Society of automotive engineers (SAE)
  2.    American petroleum institute (API)
  3.    Automatic transmission fluid (ATF)
  4.    Gross vehicle weight (GVW)
 Discuss Question
Answer: Option A. -> Society of automotive engineers (SAE)
Question 1154. The correct way to rectify an imbalanced wheel is to
  1.    Adjust the tyre pressure
  2.    Rotate the tyres
  3.    Attach appropriate weights to the wheel at appropriate positions
  4.    Adjust the damper spring tension
 Discuss Question
Answer: Option C. -> Attach appropriate weights to the wheel at appropriate positions
Question 1155. A maintenance free battery
  1.    Has lead-antimony plate grid
  2.    Has lead-calcium plate grid
  3.    Does not contain water
  4.    Does not contain acid
 Discuss Question
Answer: Option B. -> Has lead-calcium plate grid
Question 1156. If the spark plug deposit indicates black coating of soot, it indicates that the engine has been generally operating on
  1.    Most economical mixture
  2.    Stoichiometric mixture
  3.    Too rich mixture
  4.    Too lean mixture
 Discuss Question
Answer: Option C. -> Too rich mixture
Question 1157. The octane rating of petrol commercially available is
  1.    100-110
  2.    85-95
  3.    95-100
  4.    110-125
 Discuss Question
Answer: Option B. -> 85-95
Question 1158. Which of the following symptom is caused as a result of brake disc run out?
  1.    Judder during braking
  2.    Ineffectiveness of the brakes
  3.    Rapid wearing of the brake pads
  4.    Localized wearing of the brake pads
 Discuss Question
Answer: Option A. -> Judder during braking
Question 1159. The purpose of a balancer shaft is to
  1.    Reduce vibrations caused by the crankshaft rotation
  2.    Increase inertia force of the rotating crankshaft
  3.    Adjusts the timing of the intake and exhaust valve openings
  4.    Balance the timing in the movement of the two groups of pistons
 Discuss Question
Answer: Option A. -> Reduce vibrations caused by the crankshaft rotation
Question 1160. The Diesel engines are also known as
  1.    None of these
  2.    Steam engines
  3.    Compression ignition (C.I.) engines
  4.    Spark ignition (S.I.) engines
 Discuss Question
Answer: Option C. -> Compression ignition (C.I.) engines

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