Hydraulics and Fluid Mechanics | Mechanical Engineering

In a venturimeter, the velocity of liquid at throat is __________ than at inlet.

Byadmin September 14, 2022

Question: In a venturimeter, the velocity of liquid at throat is __________ than at inlet.
[A].

higher

[B].

lower

Answer: Option A

Explanation:

No answer description available for this question.

Engineering Materials | Mechanical Engineering

Cementite consist of

Question: Cementite consist of
[A].

13% carbon and 87% ferrite
[B].
13% cementite and 87% ferrite
[C].
13% ferrite and 87% cementite
[D].
6.67% carbon and 93.33% iron

Answer: Option D

Explanation:

No answer description available for this question.

Read More Cementite consist of
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

According to Dalton’s law of partial pressures, (where pb = Barometric pressure, pa = Partial pressure of dry air, and pv = Partial pressure of water vapour)

Question: According to Dalton’s law of partial pressures, (where pb = Barometric pressure, pa = Partial pressure of dry air, and pv = Partial pressure of water vapour)
[A].

Pb = pa – pv
[B].
Pb = pa + pv
[C].
Pb = pa x pv
[D].
Pb = pa/pv

Answer: Option B

Explanation:

No answer description available for this question.

Read More According to Dalton’s law of partial pressures, (where pb = Barometric pressure, pa = Partial pressure of dry air, and pv = Partial pressure of water vapour)
Fluid Mechanics | Hydraulics and Fluid Mechanics

Hot wire anemometer is used to measure_______________?

Hot wire anemometer is used to measure_______________?

A. discharge
B. velocity of gas
C. pressure intensity of gas
D. pressure intensity of liquid

Read More Hot wire anemometer is used to measure_______________?
Heat Transfer | Mechanical Engineering | Refrigeration and Air Conditioning

A human body feels comfortable when the heat produced by the metabolism of human body is equal to the

Question: A human body feels comfortable when the heat produced by the metabolism of human body is equal to the
[A].

heat dissipated to the surroundings
[B].
heat stored in the human body
[C].
sum of (a) and (b)
[D].
difference of (a) and (b)

Answer: Option C

Explanation:

No answer description available for this question.

Read More A human body feels comfortable when the heat produced by the metabolism of human body is equal to the
Industrial Engineering And Production Management | Mechanical Engineering

According to Rowan plan of wage incentive system, bonus is paid to a worker

Question: According to Rowan plan of wage incentive system, bonus is paid to a worker
[A].

whose output exceeds 67% efficiency
[B].
on the percentage of time saved
[C].
on the percentage of time worked
[D].
on the percentage of standard time

Answer: Option C

Explanation:

No answer description available for this question.

Read More According to Rowan plan of wage incentive system, bonus is paid to a worker
Hydraulics and Fluid Mechanics | Mechanical Engineering

An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.

Question: An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.
[A].

less than twice
[B].
more than twice
[C].
less than three times
[D].
more than three times

Answer: Option C

Explanation:

No answer description available for this question.

Read More An internal mouthpiece is said to be running free if the length of the mouthpiece is __________ the diameter of the orifice.

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