• Placement Questions
• /
• GATE

GATE Latest Exam Pattern - GATE Sample Question with Solutions Page 2

(#M40156989) GATE QUESTION Mechanical Engineering HM Keep an EYE

A jet of water enters and leaves a fixed curved vane tangentially. The force of jet along perpendicular to the vane is zero.


A. True
B. False

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (3)   (4) Submit Your Solution

(#M40156988) GATE QUESTION Mechanical Engineering HM Keep an EYE

Which type of the pump is different from others in the same group?


A. Screw pump
B. Gear pump
C. Cam and piston pump
D. Plunger pump

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (19)   (8) Submit Your Solution

(#M40156987) GATE QUESTION Mechanical Engineering HM Keep an EYE

The cavitation in reaction turbines is avoided, to a great extent by


A. installing the turbine below the tail race level
B. using stainless steel runner of the turbine
C. providing highly polished blades to the runner
D. all of the above

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (3)   (0) Submit Your Solution

(#M40156986) GATE QUESTION Mechanical Engineering HM Keep an EYE

The efficiency of jet propulsion for a ship with inlet orifices at right angles to the direction of motion of ship, will be maximum when the relative velocity of the jet and ship is equal to twice the velocity of the ship.


A. Yes
B. No

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (3)   (1) Submit Your Solution

(#M40156985) GATE QUESTION Mechanical Engineering HM Keep an EYE

An impulse turbine is used for


A. low head of water
B. high head of water
C. medium head of water
D. high discharge

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (21)   (6) Submit Your Solution

(#M40156984) GATE QUESTION Mechanical Engineering HM Keep an EYE

The depth of the bucket for a Pelton wheel is generally __________ the diameter of jet.


A. equal to
B. 1.2 times
C. 1.8 times
D. double

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved

Is this Puzzle helpful?   (8)   (2) Submit Your Solution

(#M40156983) GATE QUESTION Mechanical Engineering HM Keep an EYE

The specific speed of a hydraulic turbine depends upon


A. speed and power developed
B. discharge and power developed
C. speed and head of water
D. speed, power developed and head of water

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (10)   (5) Submit Your Solution

(#M40156982) GATE QUESTION Mechanical Engineering HM Keep an EYE

The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is __________ of the jet velocity,


A. one-fourth
B. one-half
C. three-fourth
D. double

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (9)   (2) Submit Your Solution undefined

(#M40156981) GATE QUESTION Mechanical Engineering HM Keep an EYE

A Kaplan turbine is an axial flow reaction turbine.


A. Correct
B. Incorrect

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (6)   (0) Submit Your Solution

(#M40156980) GATE QUESTION Mechanical Engineering HM Keep an EYE

In a centrifugal pump, the water enters the impeller __________ and leaves the vanes axially.


A. axially
B. radially

Asked In Gate Jaspalsingh Parmar (9 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (11)   (0) Submit Your Solution