Hydraulics and Fluid Mechanics | Mechanical Engineering

A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a

Byadmin September 14, 2022

Question: A pipe of length more than double the diameter of orifice fitted externally or internally to the orifice is called a
[A].

notch

[B].

weir

[C].

mouthpiece

[D].

nozzle

Answer: Option C

Explanation:

No answer description available for this question.

Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

Dehydration is the process of removing water vapour from the surrounding air.

Question: Dehydration is the process of removing water vapour from the surrounding air.
[A].

True
[B].
False

Answer: Option A

Explanation:

No answer description available for this question.

Read More Dehydration is the process of removing water vapour from the surrounding air.
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

The ratio of absolute viscosity to mass density is known as____________________?

The ratio of absolute viscosity to mass density is known as____________________?

A. specific viscosity
B. viscosity index
C. kinematic viscosity
D. coefficient of viscosity
E. coefficient of compressibility

Read More The ratio of absolute viscosity to mass density is known as____________________?
Industrial Engineering And Production Management | Mechanical Engineering

Break even point is the point where

Question: Break even point is the point where
[A].

fixed and variable cost lines intersect
[B].
fixed and total cost lines intersect
[C].
variable and total cost lines intersect
[D].
sales revenue and total expensive lines intersect

Answer: Option D

Explanation:

No answer description available for this question.

Read More Break even point is the point where
Civil Engineering Mcqs | Hydraulics and Fluid Mechanics

For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal__________________?

For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal__________________?

A. ratio of inertial force to force due to viscosity
B. ratio of inertial force to force due to gravitation
C. ratio of inertial force to force due to surface tension
D. all the four ratios of inertial force to force due to viscosity, gravitation, surface tension, and elasticity

Read More For similarity, in addition to models being geometrically similar to prototype, the following in both cases should also be equal__________________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

Which of the following refrigerant is highly toxic and flammable?

Question: Which of the following refrigerant is highly toxic and flammable?
[A].

Ammonia
[B].
Carbon dioxide
[C].
Sulphur dioxide
[D].
R-12

Answer: Option A

Explanation:

No answer description available for this question.

Read More Which of the following refrigerant is highly toxic and flammable?
Industrial Engineering And Production Management | Mechanical Engineering

A device used for lifting or lowering objects suspended from a hook at the end of retractable chains or cable is called

Question: A device used for lifting or lowering objects suspended from a hook at the end of retractable chains or cable is called
[A].

hoist
[B].
jib crane
[C].
portable elevator
[D].
chain conveyor

Answer: Option A

Explanation:

No answer description available for this question.

Read More A device used for lifting or lowering objects suspended from a hook at the end of retractable chains or cable is called

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