For unsaturated air, the dew point temperature is __________ wet bulb temperature.

Byadmin September 14, 2022

Question: For unsaturated air, the dew point temperature is __________ wet bulb temperature.
[A].

equal to

[B].

less than

[C].

more than

Answer: Option B

Explanation:

No answer description available for this question.

CHEMICAL ENGINEERING | Heat Transfer

A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes.

Question: A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes.
[A].

10
[B].
>10
[C].
<10
[D].
either (b) or (c), depends on the mass of the body

Answer: Option B

Explanation:

No answer description available for this question.

Read More A body cools down from 75°C to 70°C in 10 minutes. It will cool down from 70° C to 65° C in __________ minutes.
Heat Transfer

Depending on the radiating properties, a body will be black when_________________?

Depending on the radiating properties, a body will be black when_________________?

A. p = 0, x = 0 and a = 1
B. p= l,T = 0anda = 0
C. p = 0, x = 1 and a = 0
D. x = 0, a + p = 0
E. a = 0,x + p= 1.
where a = absorptivity, p == reflectivity, X = transmissivity

Read More Depending on the radiating properties, a body will be black when_________________?
Industrial Engineering And Production Management | Mechanical Engineering

An event is a function of two or more activities.

Question: An event is a function of two or more activities.
[A].

Correct
[B].
Incorrect

Answer: Option A

Explanation:

No answer description available for this question.

Read More An event is a function of two or more activities.
Compressors | Gas Dynamics and Gas Turbines | Mechanical Engineering

In a reciprocating air compressor, the compression work per kg of air

Question: In a reciprocating air compressor, the compression work per kg of air
[A].

increases as clearance volume increases
[B].
decreases as clearance volume increases
[C].
is independent of clearance volume
[D].
increases as clearance volume decreases

Answer: Option C

Explanation:

No answer description available for this question.

Read More In a reciprocating air compressor, the compression work per kg of air
Ic Engines And Nuclear Power Plants | Mechanical Engineering

By higher octane number of spark ignition fuel, it is meant that the fuel has

Question: By higher octane number of spark ignition fuel, it is meant that the fuel has
[A].

higher heating value
[B].
higher flash point
[C].
lower volatility
[D].
longer ignition delay

Answer: Option D

Explanation:

No answer description available for this question.

Read More By higher octane number of spark ignition fuel, it is meant that the fuel has
Hydraulic Machines | Mechanical Engineering

A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit speed of the wheel is

Question: A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit speed of the wheel is
[A].

10 r.p.m.
[B].
20 r.p.m.
[C].
40 r.p.m.
[D].
80 r.p.m.

Answer: Option B

Explanation:

No answer description available for this question.

Read More A Pelton wheel develops 1750 kW under a head of 100 metres while running at 200 r.p.m. and discharging 2500 litres of water per second. The unit speed of the wheel is

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