Engineer's Day Quiz
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- 1.Which of the below Force the Flanges takes
- A.
• Fatigue
- B.
• Shear forces
- C.
• Compression
- D.
• Tensile
- 2.Which of the below drive transmits the power without slip
- A.
• Belt drive
- B.
• Cone drive
- C.
• Rope
- D.
• Chain drive
- 3.In Simple Harmonic Motion the product of time period and frequency is
- A.
• Zero
- B.
• One
- C.
• n/2
- D.
• n
- 4.Which of the following is an open pair
- A.
• Ball and socket
- B.
• Journal bearing
- C.
• Lead screw and nut
- D.
• Cam and follower
- 5.On which day, the Engineers Day will be Celebrated in India?
- A.
• Sept 15
- B.
• Sept 16
- C.
• Sept 14
- D.
Answer option 4
- 6.When heated, the toughness of the material
- A.
• Increases
- B.
• Decreases
- C.
• Remains unchanged
- D.
Answer option 4
- 7.Soderberg’s relation is based on
- A.
• Elastic strength
- B.
• Yield strength
- C.
• Shear strength
- D.
Answer option 4
- 8.What happens to the Velocity ratio, If the centre distance of the mating gears having involute teeth is varied within the limits
- A.
• Increases
- B.
• Decreases
- C.
• Remains unchanged
- D.
Answer option 4
- 9.A strut is subjected to which of the below force
- A.
• Axial compressive
- B.
• Axial tensile
- C.
• Tangential
- D.
• Any of the above
- 10.The centre of gravity of the volume of the liquid displaced is called
- A.
• Centre of pressure
- B.
• Metacentre
- C.
• Centre of buoyancy
- D.
• Any of these
- 11.Who invented windshield wipers?
- A.
• Mary Anderson
- B.
• Charles Lindbergh
- C.
• Amelia Earhart
- D.
Answer option 4
- 12.Accuracy of Micro meters, Callipers, Dial gauges can be checked by
- A.
• Foeler gauge
- B.
• Ring gauge
- C.
• Plug gauge
- D.
• Slip gauge
- 13.In an irreversible cyclic process, the entropy
- A.
• Remains constant
- B.
• Decreases
- C.
• Increases
- D.
Answer option 4
- 14.When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.
- A.
• Zero
- B.
• 1/5
- C.
• 4/5
- D.
• One
- 15.What is the escape velocity on the earth?
- A.
• 10.2km/s
- B.
• 11.2km/s
- C.
• 12.2km/s
- D.
• 14.2km/s
- 16.The Boeing 787 is more fuel efficient than its predecessor 767 by,
- A.
• 15%
- B.
• 25%
- C.
• 35%
- D.
• 20%
- 17.What is the range of power produced in a gas turbine engines?
- A.
• 1000HP
- B.
• 15000HP
- C.
• 145000HP
- D.
• 10000HP
- 18.The range of temperatures measured by a turbine gas temperature sensor?
- A.
• -10 to 1000 F
- B.
• -45 to 2300 F
- C.
• -100 to 1000 F
- D.
• -100 to 2000 F
- 19.Which is the Launch Center for the Indian Space Research Organization
- A.
• Satish Dhawan Space Centre
- B.
• Vikram Sarabhai Space Centre
- C.
Answer option 3
- D.
Answer option 4
- 20.Fatigue failure occurs when
- A.
• Repeatedly or cyclically loaded above its yield point
- B.
• Repeatedly or cyclically loaded below its yield point
- C.
• Constant stress over a period of time
- D.
• All of the above
- 21.Most of the suns energy is transferred by what mode of heat transfer?
- A.
• Radiation
- B.
• Convection
- C.
• Conduction
- D.
Answer option 4
- 22.Which of these was the first aerospace product of legacy Goodrich Corporation?
- A.
• Landing gears
- B.
• Sensors
- C.
• Tyres
- D.
• Actuators
- 23.An adiabatic process is one in which
- A.
O no heat enters or leaves the gas
- B.
O the temperature of the gas changes
- C.
O the change in internal energy is equal to the mechanical work done
- D.
O all of the above
- 24.Which of these was the first manned mission by NASA
- A.
• Freedom 5
- B.
• Freedom 6
- C.
• Freedom 9
- D.
• Freedom 7
- 25.Which of the following is correct?
- A.
Absolute pressure = Gauge pressure + Atmospheric pressure
- B.
Gauge pressure = Absolute pressure + Atmospheric pressure
- C.
Atmospheric pressure = Absolute pressure + Gauge pressure
- D.
Absolute pressure = Gauge pressure - Atmospheric pressure
- 26.In order to measure the flow with a Venturimeter, it is installed in
- A.
• horizontal line
- B.
• inclined line with flow upwards
- C.
• inclined line with flow downwards
- D.
• any direction and in any location
- 27.Which was the first aircraft from Airbus to have both Fuselage and Wings made from CFRP?
- A.
• A320
- B.
• A380
- C.
• A350
- D.
• A340
- 28.In a jet propulsion
- A.
• the propulsive matter is ejected from within the propelled body
- B.
• the propulsive matter is caused to flow around the propelled body
- C.
• its functioning does not depend upon presence of air
- D.
• none of the above
- 29.Segmental chips are formed during machining
- A.
• mild steel
- B.
• cast iron
- C.
• high speed steel
- D.
• high carbon steel
- 30.Specify the sequence correctly
- A.
• Grain growth, recrystallisation, stress relief
- B.
• Stress relief, grain growth, recrystallisation
- C.
• Stress relief, recrystallisation, grain growth
- D.
• Grain growth, stress relief, recrystallisation
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