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Verdich [7]
2 years ago
5

Refrigerant entering the compressor of a refrigeration system is a:________

Physics
1 answer:
schepotkina [342]2 years ago
7 0

Refrigerant entering the compressor of a refrigeration system is sub-cooled liquid

The liquid refrigerant is sub-cooled to ensure that only liquid and not the vapour enters the throttling valve. In a refrigeration system, the superheating decreases COP increase refrigerating effect but increasing amount of work done. The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work (energy) required. Higher COPs equate to higher efficiency, lower energy (power) consumption and thus lower operating costs.

Learn more about sub-cooled here:

brainly.com/question/15014467

#SPJ4

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What happened as the mass of the sun increased during formation of the solor system
sveta [45]

Answer:

Formation. Our solar system formed about 4.5 billion years ago from a dense cloud of interstellar gas and dust. ... When this dust cloud collapsed, it formed a solar nebula—a spinning, swirling disk of material. At the center, gravity pulled more and more material in.

Explanation:

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3 years ago
Please help me this is a test and it needs to be done in a few​
Amanda [17]

Answer:

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Explanation:

7 0
3 years ago
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What is the purpose of having a phone?
Rus_ich [418]

Answer:

The cellphone's main purpose is to keep people connected, regardless of the distance that separates them. Cellphones, much like traditional phones, allow you to place and receive calls.

Explanation:

8 0
3 years ago
Your friend phred says ""i decided to make one of those online personality tests as a project in my psychology class. how hard c
Dmitry [639]

Fredd must use the trait theory for the online personality tests because it is based on distinctive features.

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The trait theory is a model that states people have certain basic personality traits which are distinctive features.

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Learn more about the trait theory here:

brainly.com/question/4443909

6 0
2 years ago
A satellite is spinning at 0.01 rev/s. The moment of inertia of the satellite about the spin axis is 2000 kg · m2. Paired thrust
enyata [817]

Answer:

Explanation:

Angular velocity of satellite

= 2π x .01

= .02 π rad /s

Initial angular momentum

Moment of inertia x angular velocity

= 2000 x .02 π

= 125.6 unit

Linear impulse produced by each thruster

= 15 N.s

Angular impulse

= 15 x 1.5 = 22.5 unit

Total angular impulse in 30 pulses

= 22.5 x 2 x 30

1350

This angular impulse will add total angular momentum of

1350 unit

So total angular momentum after 30 pulses

= 1350 + 22.5

= 1372.5 unit

So  final angular  velocity

= final  angular momentum / moment of inertia

= 1372.5 / 2000

=   0 .686 rad /s

3 0
3 years ago
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