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
Setler79 [48]
3 years ago
8

A Carnot engine is operated between two heat reservoirs at temperatures of 520 K and 300 K. It receives heat from the 520 K rese

rvoir and discards heat to the 300 K reservoir in each cycle. What is the thermal efficiency of the engine?
Engineering
1 answer:
Igoryamba3 years ago
7 0

Answer:

Hook's law holds good up to. A elastic limit. B. plastic limit. C.yield point. D.Breaking point

You might be interested in
Engineers are problem blank<br> who use critical thinking to create new solutions.
Nana76 [90]

Answer:

problem solvers

Explanation:

7 0
2 years ago
Read 2 more answers
Please help me I don’t understand
Lapatulllka [165]

Answer:

A battery changes chemical energy to <u>electrical</u> energy

A drum changes mechanical energy to <u>sound</u> energy

Explanation:

A battery is a device that stores chemical energy and converts it to electrical energy.

Beating a drum represents a mechanical to sound energy  conversion.

4 0
3 years ago
Read 2 more answers
Can glasses be formed using metallic materials?​
Westkost [7]
Metallic glasses are sometimes formed when molten metal is cooled too fast for its atoms to arrange themselves in a structured, crystalline order. "The material can't decide which crystalline structure it wants to converge to, and a metallic glass emerges
5 0
3 years ago
Handsaw teeth are very sharp: to avoid being cut by the teeth, keep hands and fingers well away from the
siniylev [52]
Handsaw teeth are very sharp: to avoid being cut by the teeth, keep hands and fingers well away from the
path of the blade
6 0
3 years ago
Read 2 more answers
joe is an exceptional systems engineer who hopes to work at the techtonic group. he is handicapped and uses a wheelchair. techto
ASHA 777 [7]

The HR department should install wheelchair ramps and widen the doorways as they don't want to loose an exceptional systems engineer who hopes to work at the techtonic group.

What is a wheelchair ramps?

A wheelchair ramp is an inclined plane that can be installed in addition to or instead of stairs. Ramps make it easier for wheelchair users, as well as people pushing strollers, carts, or other wheeled objects, to enter a building.

The Americans with Disabilities Act requires wheelchair ramps (or other ways for wheelchair users to access a building, such as a wheelchair lift) in new construction for public accommodations in the United States.

A wheelchair ramp can be fixed, semi-fixed, or portable. Permanent ramps are intended to be bolted or otherwise attached to the ground. Semi-permanent ramps are commonly used in the short term and rest on top of the ground or concrete pad.

To know more about wheelchair ramps, visit: brainly.com/question/17395685

#SPJ4

5 0
1 year ago
Other questions:
  • A food-services company with a 480 V, three-phase service entrance has the following set of loads:  A 7 ton walk-in refrigerati
    13·1 answer
  • A hydrogen-filled balloon to be used in high altitude atmosphere studies will eventually be 100 ft in diameter. At 150,000 ft, t
    7·1 answer
  • Consider an InSb NW with ballistic mean free path of 150nm. Calculate the current through a 250nm long InSb NW when a 100mV bias
    6·1 answer
  • WHO EVER COMMENTS FIRST GETS BRAINLIEST LOL
    15·2 answers
  • A contractor needs to excavate 50,000 yd3 of silty clay and haul it with Caterpillar 69C dump trucks. Each truck can carry 30.9
    13·1 answer
  • A heat engine operates between a source at 477°C and a sink at 27°C. If heat is supplied to the heat engine at a steady rate of
    14·1 answer
  • Sirens and flashing lights do NOT indicate that _____ may be nearby.
    7·2 answers
  • Is an ideal way for a high school student to see what an engineer does on a typical day but does not provide a hands-on experien
    9·2 answers
  • Which of the following machine parts always require
    12·1 answer
  • Why is it important to follow the engineering design process before building a prototype
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!