1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
dmitriy555 [2]
3 years ago
13

A 40kg steel casting (Cp=0.5kJkg-1K-1) at a temperature of 4500C is quenched in 150kg of oil (Cp=2.5kJkg-1K-1) at 250C. If there

are no heat losses, what is the change in entropy of?
(i) The casing.
(ii) The oil.
(iii) Both considered.
Engineering
1 answer:
podryga [215]3 years ago
4 0
Of the oil I hope this help
You might be interested in
What is an advantage of a nuclear-fission reactor?.
Kobotan [32]

Answer:

Nuclear fission is almost 8,000 times more efficient than traditional fossil fuels at producing energy. That's a lot of energy packed into a small space. Nuclear energy is more efficient, which means it uses less fuel to power the plant and produces less waste.


advantages:
-produces no polluting gases
-does not contribute to global warming
-very low fuel costs
-Low fuel quantity reduces mining and transportation effects on environment
-High technology research required benefits other industries
-Power station has very long lifetime

Disadvantages:
-Waste is radioactive and safe disposal is very difficult and expensive
-Local thermal pollution from wastewater affects marine life
-Large-scale accidents can be catastrophic
-Public perception of nuclear power is negative
-Costs of building and safely decommissioning are very high
-Cannot react quickly to changes in electricity demand

4 0
2 years ago
help me please help me please help me please help me please help me please help me please help me please help me please help me
kakasveta [241]

Answer:

With what?

Explanation:

Brainliest?

7 0
3 years ago
Read 2 more answers
If a shear stress acts in one plane of an element, there must be an equal and opposite shear stress acting on a plane that is
xxMikexx [17]

Answer:

90 degrees

Explanation:

In the case when the sheer stress acts in the one plane of an element so it should be equal and opposite also the shear stress acted on a plan i.e. 90 degrees from the plane

Therefore as per the given situation it should be 90 degrees from the plane

hence, the same is to be considered and relevant too

5 0
3 years ago
Read 2 more answers
Part B Now push the plate down and observe what happens on the shore. Repeat the action three to four more times, and watch the
wolverine [178]

Answer:

A tsunami's trough, the low point beneath the wave's crest, often reaches shore first. When it does, it produces a vacuum effect that sucks coastal water seaward and exposes harbor and sea floors. As the tsunami approaches water is drawn back from the beach to effectively help feed the wave. In a tide the wave is so long that this happens slowly, over a few hours.

Explanation:

4 0
3 years ago
Some Tiny College staff employees i s are information technology (IT) personnel. Some IT personnel provide technology support fo
Westkost [7]

Answer:

solution in the picture attached

Explanation:

3 0
3 years ago
Other questions:
  • 1. A pipeline constructed of carbon steel failed after 3 years of operation. On examination it was found that the wall thickness
    13·1 answer
  • A shrinkage limit test is performed on a soil. The initial mass and volume of the soil are: V1=20.2cm^3 , while the final mass a
    15·1 answer
  • Disconnecting means shall be capable of being locked in the open position. The provisions for locking do not have to reamin in p
    14·1 answer
  • The viscosity of the water was 2.3×10^−5lb⋅⋅s/ft^2 and the water density was 1.94 slugs/ft^3. Estimate the drag on an 88-ft diam
    13·1 answer
  • A driver on a leveltwo-lane highway observes a
    6·1 answer
  • 1. What are the usual symptoms of brake issues?​
    15·1 answer
  • Sirens and flashing lights do NOT indicate that _____ may be nearby.
    7·2 answers
  • I really need a good grade please help
    13·1 answer
  • In the engineering design and prototyping process, what is the advantage of drawings and symbols over written descriptions?
    13·1 answer
  • A sprinter reaches his maximum speed in 2.5sec from rest with constant acceleration. He then maintains that speed and finishes t
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!