68.

69.

70.

71,

72,

73.

74,

75.

forces non-toxic artificially created smoke through waste and drain pipes under a

slight pressure to find leak.
(ಹ) Leak test (B) Water test
(C) Smoke test (D) Pressure test

If water flowing through a tap or valve is suddenly arrested, it will produce a noise like
hammering and it is known as

(A) Knock (B) Sound

(೧) கோண (D) Water hammer.... See more

93,

84.

98.

96.

97.

98,

99.

The function of an intensifier is to :
(ಗಿ) Increase the pressure above the pump discharge pressure

(B) Lowering the pressure below the pump diecharge pressure
(C) Increase the flow rate of fluid
(D) Decrease the flow rate of fluid

The device that store potential energy of incompressible fluid is called :

(ക) Intensifier (ए) Accumulator
(0) Check valve (D).... See more

५१०८०५७ scale
B:-Rutherford scale
೦-೫೫0/5 score
D:-Euro score
Correct Answer: Option ®
QuestionS0:-All are sutureless valves EXCEPT
‘AcPerimount valve
B:-3f Enable valve
C:Perceval 5 valve
De-intuity valve
Correct Answer:- ೦೧000
QuestionS1:-Stentless valve is
AcEpie valve
B:-Perceval 5 valve
೦-76೦ valve
D=-Prima plus valve
Correct Answer:- Option-D
QuestionS2:-De Vega annuloplasty is done for the r.... See more

५१०८०५७ scale
B:-Rutherford scale
೦-೫೫0/5 score
D:-Euro score
Correct Answer: Option ®
QuestionS0:-All are sutureless valves EXCEPT
‘AcPerimount valve
B:-3f Enable valve
C:Perceval 5 valve
De-intuity valve
Correct Answer:- ೦೧000
QuestionS1:-Stentless valve is
AcEpie valve
B:-Perceval 5 valve
೦-76೦ valve
D=-Prima plus valve
Correct Answer:- Option-D
QuestionS2:-De Vega annuloplasty is done for the r.... See more

65.

66,

67.

68.

70.

7L

72.

73.

A piston ring compressor iz used to :

(A) insert piston into the cyvlinder
(B) insert piston ring 10 the piston
{C) to meagure piston ring end gap

(12) toreduce piston ring end gap

Engine driven lubricating oil pumps are :
(A) centrifugal pump
(C) gear pump

Which is not a positive displacement pump?
(ಗ) Vane pump
(£) Piston pump
See more

سو

12.

13.

14.

६

158/2015 4

Equivalent evaporation as referred to steam ಕಾ 18:
(ಹ) Quantity of steam produced per kg of fuel
(B) Quantity of steam produced from water at 100° C to dry saturated steam at 100°C

(C) Quantity of steam produced from water at ambient conditions to dry saturated
steam at rated pressure of boiler

(D) None of the above

Which of the following boilers used LPG as fuel?<.... See more

025. Manometer is used to measure

(A) Velocity of the fluid (8) Discharge of the fluid

(C) Density of the fluid (D) Pressure of the fluid

026. Bernoulli's equation deals with the law of conservation of
(A) Mass (B) Momentum

(€) Energy (೧) Work
027. Maximum efficiency of transmission of power through a pipe is
(ಗ) 100% (8) 6
(C) 50% (D) 66.6%
028. Centrifugal pump is started with its delivery valve
(A) Kept fully closed (8) Kept fu.... See more

89.

41.

42.

43.

45.

A patient has an 8 Imin CO. His pulmonary artery has a 14 mm diameter with a 20 mm Hg
pressure. His left atrium pressure is 8 mm Hg. What is the patient’s pulmonary vascular
resistance?

(ಯ) 2.6 mm Hg//min (ए) 1.5 ലിബ്ര
(C) 5.6 mm Hg/I/min (D) 3.5 mm Hg/I/min
Which law states that the total pressure exerted in the vessel is equal to the sum of the
partial pressures of the various gases in.... See more

69.

70.

71.

72.

78.

74.

75.

The head loss for unit length of a circular pipe is dependent :
(5) directly on square of flow velocity
(B) directly on flow velocity
(C) inversely on square of diameter
(D) directly on pipe diameter

Which pump is a rotary positive displacement with axial displacement?
(2) vane pump (B) gear pump
(ര lobe pump (7) screw pump

FRL unit consists of :
(A) Flow, Re.... See more

91.

92.

93.

94.

96.

Inside which of the following hydraulic pumps a crescent shaped spacing can be
found ?

(^) External gear pump (B) Internal gear pump
(C) Vane type pump (D) Lobe pump

Which of the following is true about temperature sensors ?

(A) | Its electrical resistance increases with increase in temperature
(B) 15 electrical resistance decreases with increase in temperature
(C) It could be fitted with .... See more

10.

11.

12,

13,

14,

15,

16,

17.

Which of the following machinery use abrasive slurry 7
(A) Electric Discharge Machine (8) Electro Chemical Machine
(C) Ultrasonic Machine (D) Spark Erosion Machine

Surface tension is a phenomenon due to :
(A) cohesion (8) adhesion

(C) cohesion and adhesion (D) cavitation

A tube is specified by :
(ക) outer diameter only (ए) inner diameter only
.... See more

26.

27.

28,

29,

30.

31.

32:

83,

The pump to be used for pumping highly viscous fluids belongs 10 :
(५) screw pump (B) turbine pump
(0 centrifugal pump (D) plunger pump

Cavitation in centrifugal pump can be reduced by :
(५) reducing the discharge 18) reducing the suction head
(©) throttling the discharge _ (D) increasing the fluid velocity.

A direction control valve designated by 110 3/2.... See more

34. पा reaction turbine water entering the runner ‏مجر‎

(८५) pressure energy only

(B) kinetic eney

ay only
(C) pressure energy as well as 1170110 encryy

(0) None of the above

45. - Fluid flow is called subsonic if Mach Number is
(^) काट जा जाल (B) 1655 पाणा ೧೧೮
(೧) ल्प्य 10 one (D) none of the ahove
५
46. A fast centrifugal pump impeller will have
(A) backward facing bl.... See more

8:72, 0-4, 83,52,
‏رمم‎ 0-2, ७-३, 1.
‏یں‎ RL, 5-3
Correct Answer: Option ®
Question15:-Choose the incorrect statement.
‘As Centrifugal pumps deliver liquid at uniform pressure without pulsations.
B:-Reciprocating pumps operate at nearly constant efficiency over a wide range of discharge rates
For a centrifugal pump, the valves in the discharge line may be closed without injuring the pump.
D-Both centrifugal and reciprocating pumps are subject t.... See more

77.

78.

79.

80.

81.

82.

Which of the following type of pump needs more frequent overhaul frequency than
others under similar operating conditions ?

(^) Submersible pump
(B) Vertical turbine pump
(C) Centrifugal pumps

(D) All of these pumps have broadly the same maintenance frequency

Which of the following is true about the Submersible pumps ?

(A) Single stage pumps are preferred over Multistage .... See more

AcLateral fitting
B:-45° elbow
೦-90” elbow
D-90° connector
Correct Answer: Option-C
Question62::What does WCS stands for?
‘AcWrong CAD Setting
B:-World Coordinate Setting
C:-Westem CAD Setting
D:- Worldwide Coordinate Sectors
Correct Answer: Option ®
Question63:-Status bar do not contain
AcErase
B:-Snap
ಆಗರ
D-Polar
Correct Answer:- ೦೧000
Question64:-__is the minimum radius of the cam.
AcFlank
B:-Base c.... See more

88.

60.

61.

62.

64.

66.

Priming is the process of :
(ಗಿ) Removing the trapped water (18) Removing the trapped air
(0 Removing the trapped waste matters (D) Removing the damaged parts

To increase the sufficient pressure of distribution system :
(A) Jet pump is required (B) Turbine pump is required
(0 Stage pump is required (D) Buster pump is required

The valve which installed suction end is :See more

B:-Stanford classification
C-Rastelli classification
D-Crawford classification
Correct Answer:- Option-D
Question25:-Adamkiewicz artery is
‘Ac Largest artery supplying esophagus
B:-First arterial branch arising from aorta
Largest radicular artery supplying spinal cord
D:-Main arterial supply of diaphragm
Correct Answer: Option-C
Question26:-Closed mitral commissurotomy is most commonly performed through
‘AcClamshell incision
B:-Left Anterolater.... See more

B:-Stanford classification
C-Rastelli classification
D-Crawford classification
Correct Answer:- Option-D
Question25:-Adamkiewicz artery is
‘Ac Largest artery supplying esophagus
B:-First arterial branch arising from aorta
Largest radicular artery supplying spinal cord
D:-Main arterial supply of diaphragm
Correct Answer: Option-C
Question26:-Closed mitral commissurotomy is most commonly performed through
‘AcClamshell incision
B:-Left Anterolater.... See more

033. Cavitation will take place if the pressure of a flowing fluid at any point is
(ക) More than the vapour pressure of the liquid
(8) Less than the vapour pressure of the liquid
(C) Equal to the vapour pressure of the liquid

(D) None of the above

034. Air vessel in reciprocating pump is used to
(ಗ) Smoothen flow (8) Reduce acceleration to minimum

(0) Increase pump efficiency (D) Increase pump head

035. Jet pumps are often used in process i.... See more

77.

78.

79.

80.

81.

82.

88.

84.

‘Where is pressure relief valve for lubricating system on a diesel engine provided:
(6) Inlet port of Oil pump ற. Outlet port of Oil pump
{C) Main 01 gallery {D) Lubrication oil filler inlet

The lubricating oil pressure of engine is adjusted at:
{A) Pressure gauge
(3) Pressure valve
€) By pass valve

(>) Main bearing clearance

The most common.... See more

94.

95.

96.

97.

88.

100. In diesel engine fuel feed pump is mounted on:

Distributor type F.LP is also called as:

{A) In-line pump

(೮0) Low pressure pump

Hand priming device is useful when:
{A) The engine is at full speed
€) The engine is at full load

Secondary filter in a diesel engine is:
வி Amust

08
0)

0)
യ

Rotary pump

Servo pump

T.... See more

49.

50.

81.

52.

53.

58,

56,

Cascade control means :
(A) feed forward control ‏٠٠‎ (8) more than one feed-back loop
(C) on-off control (D) one feed-back loop
On-off control, which is a special case of proportional control, has a band width of about
percent.
(५) 100 © 75
(0 ॐ (0) 0

Solenoid valves are operated by :

(ಗಿ) Pneumatic signal (B) Hydraulic signal

)0( 71600/108.... See more

51.

52.

58.

54.

55.

56.

57.

58.

59.

The cooling water does not come in direct contact with cylinder in:
(മ) Wet liner {B) Castiron
(0 Dryliner (D) None of these

Compression rings are generally made of:
{A) Cast iron {B) Low carbon steel
{C) High carbon steel (D) Aluminum

A hole drilled between the crank shaft main journal and erank pin:
{A) Lubricating connecting rod bearing (.... See more

Question49:-The bank of tubes at the back of domestic refrigerator is
‘ACondenser tubes
B:-Evaporator tubes
(111
1
Correct Answer:- ೦೧000
QuestionS0:-In cooling tower water is cooled by the process of
‘Condensation
B:-Fusion
‏ونام وم ہر‎
०-५॥ of the above
Correct Answer: Option-C
QuestionS1:-The latent heat of water is
3:50 K.Callkg
B:-240 K.CaliKg
೦-೩20 KCal/kg
0:60 K.Calikg
Correct Answer:- ೦೧.... See more