Mock Test - Set 04
Today, all competitive exams are Multiple Choice Questions(MCQ) based examination system and the main factor is to answer each question in a prescribed time. So, practice as much as possible before the original test you are going to face.
Total number of Multiple Choice Question (MCQ) is 15 and time allotted for each question is 30 seconds. After the allotted time, the question will be marked as un-attempt.
Next Mock Tests:
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01. In a square type engine
(A) Geometrical shape is square
(B) Diameter and length of piston are same
(C) Two cylinders are placed horizontal and two vertical
(D) Stroke length and cylinder bore are same
Answer: Option D
02. The minimum cranking speed in case of petrol engine is about
(A) Half the operating speed
(B) One fourth of operating speed
(C) 250 - 300 rpm
(D) 60 - 80 rpm
Answer: Option D
03. When the brake pedal free play is less than the specified value, then the
(A) Brake drags
(B) Brake fades
(C) Vapour locking occurs in the brake lines
(D) Antilock braking system malfunctions
Answer: Option A
04. The object of providing masked inlet valve in the air passage of compression ignition engines is to
(A) Enhance flow rate
(B) Control air flow
(C) Induce primary swirl
(D) Induce secondary turbulence
Answer: Option C
05. Thinner is added to the paint in order to
(A) Make pigments and resin mix easily
(B) Make paint film hard
(C) Optimise its viscosity
(D) None of these
Answer: Option C
06. The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called
(A) Mechanical efficiency
(B) Overall efficiency
(C) Volumetric efficiency
(D) Relative efficiency
Answer: Option C
07. The composition of the electrolyte in a fully charged battery is that
(A) The electrolyte is pure distilled water
(B) The electrolyte is pure sulphuric acid
(C) The electrolyte is a mixture of 64% distilled water and 36% sulphuric acid by weight
(D) The electrolyte is a mixture of 90% distilled water and 10% sulphuric acid by weight
Answer: Option C
08. In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a
(A) Fuel pump
(B) Fuel injector
(C) Spark plug
(D) None of these
Answer: Option C
09. Which of the following is false statement?
Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following
(A) Piston ring and cylinder wear
(B) Formation of hard coating on piston skirts
(C) Oil sludge in the engine crank case
(D) Detonation
Answer: Option D
10. A clutch is usually designed to transmit maximum torque which is
(A) Equal to the maximum engine torque
(B) 80 percent of the maximum engine torque
(C) 150 percent of the maximum engine torque
(D) None of these
Answer: Option C
11. Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine?
(A) Inlet valve closing after bottom dead centre
(B) Inlet valve closing before bottom dead centre
(C) Inlet valve opening before top dead centre
(D) Exhaust valve closing after top dead centre
Answer: Option B
12. For the same power developed in I.C. engines, the cheaper system is
(A) Naturally aspirated
(B) Supercharged
(C) Centrifugal pump
(D) Turbo charger
Answer: Option B
13. The size of engine cylinder is referred in terms of its
(A) Diameter and bore
(B) Displacement and efficiency
(C) Bore and stroke
(D) Bore and length
Answer: Option C
14. The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at
(A) 1500 rpm
(B) 750 rpm
(C) 3000 rpm
(D) Any value independent of engine speed
Answer: Option B
15. In a cycle, the spark lasts roughly for
(A) 1 sec
(B) 0.1 sec
(C) 0.01 sec
(D) 0.001 sec
Answer: Option D
(A) Geometrical shape is square
(B) Diameter and length of piston are same
(C) Two cylinders are placed horizontal and two vertical
(D) Stroke length and cylinder bore are same
Answer: Option D
02. The minimum cranking speed in case of petrol engine is about
(A) Half the operating speed
(B) One fourth of operating speed
(C) 250 - 300 rpm
(D) 60 - 80 rpm
Answer: Option D
03. When the brake pedal free play is less than the specified value, then the
(A) Brake drags
(B) Brake fades
(C) Vapour locking occurs in the brake lines
(D) Antilock braking system malfunctions
Answer: Option A
04. The object of providing masked inlet valve in the air passage of compression ignition engines is to
(A) Enhance flow rate
(B) Control air flow
(C) Induce primary swirl
(D) Induce secondary turbulence
Answer: Option C
05. Thinner is added to the paint in order to
(A) Make pigments and resin mix easily
(B) Make paint film hard
(C) Optimise its viscosity
(D) None of these
Answer: Option C
06. The ratio of the volume of charge admitted at N.T.P. to the swept volume of the piston is called
(A) Mechanical efficiency
(B) Overall efficiency
(C) Volumetric efficiency
(D) Relative efficiency
Answer: Option C
07. The composition of the electrolyte in a fully charged battery is that
(A) The electrolyte is pure distilled water
(B) The electrolyte is pure sulphuric acid
(C) The electrolyte is a mixture of 64% distilled water and 36% sulphuric acid by weight
(D) The electrolyte is a mixture of 90% distilled water and 10% sulphuric acid by weight
Answer: Option C
08. In a petrol engine, the fuel supplied to the engine cylinder is mixed with required quantity of air and the mixture is ignited with a
(A) Fuel pump
(B) Fuel injector
(C) Spark plug
(D) None of these
Answer: Option C
09. Which of the following is false statement?
Excess quantities of sulphur in diesel fuel are Objectionable because it may cause the following
(A) Piston ring and cylinder wear
(B) Formation of hard coating on piston skirts
(C) Oil sludge in the engine crank case
(D) Detonation
Answer: Option D
10. A clutch is usually designed to transmit maximum torque which is
(A) Equal to the maximum engine torque
(B) 80 percent of the maximum engine torque
(C) 150 percent of the maximum engine torque
(D) None of these
Answer: Option C
11. Which one of the following event would reduce volumetric efficiency of a vertical compression ignition engine?
(A) Inlet valve closing after bottom dead centre
(B) Inlet valve closing before bottom dead centre
(C) Inlet valve opening before top dead centre
(D) Exhaust valve closing after top dead centre
Answer: Option B
12. For the same power developed in I.C. engines, the cheaper system is
(A) Naturally aspirated
(B) Supercharged
(C) Centrifugal pump
(D) Turbo charger
Answer: Option B
13. The size of engine cylinder is referred in terms of its
(A) Diameter and bore
(B) Displacement and efficiency
(C) Bore and stroke
(D) Bore and length
Answer: Option C
14. The cam shaft of a four stroke I.C. engine running at 1500 rpm will run at
(A) 1500 rpm
(B) 750 rpm
(C) 3000 rpm
(D) Any value independent of engine speed
Answer: Option B
15. In a cycle, the spark lasts roughly for
(A) 1 sec
(B) 0.1 sec
(C) 0.01 sec
(D) 0.001 sec
Answer: Option D