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
Umnica [9.8K]
3 years ago
8

Please explain how you got the answer :(

Physics
1 answer:
tensa zangetsu [6.8K]3 years ago
3 0

Answer:

36.5 kJ

Explanation:

Energy by machine = energy to machine × efficiency

E = 52.1 kJ × 0.70

E = 36.5 kJ

You might be interested in
All waves transmit energy. Only one type of wave does not require a medium to transmit energy. That is a _____wave?
Dmitrij [34]

Answer:

sound waves

Explanation:

jejehwherrbjwhsbwwbdbehej

6 0
3 years ago
Read 2 more answers
¿Qué es una vibración?
labwork [276]

Answer:

A vibration or oscillation is a periodically repeated reversal of the direction of movement.

Explanation:

Une vibration ou une oscillation est une inversion répétée périodiquement de la direction du mouvement.

Here is just another definition.

A vibration is periodic back-and-forth motion centerd around it's equilibrium.

8 0
3 years ago
What method would produce disease resistant cattle in the shortest amount of time?
xenn [34]
My brother said it is D
7 0
3 years ago
Why do electrical devices have resistance​
Kamila [148]
As electrons move through the conductor, some collide with atoms, other electrons, or impurities in the metal.
8 0
3 years ago
Would you expect the bonds in ammonia to be polar covalent?
azamat
Yes I would expect them too
8 0
3 years ago
Other questions:
  • True or false : More sunspots mean more energy comes from the sun
    14·2 answers
  • How do you find average velocity during free fall?
    8·2 answers
  • Whats the difference between watts, amps, and volts?
    9·1 answer
  • How can sand dunes be saved?
    7·2 answers
  • Since velocity describes both speed and direction you can call it
    9·1 answer
  • 2. An object goes from a speed of 9 m/s to a total stop (Om/s) in 3 s. What
    13·1 answer
  • A student has been assigned to measure the density of an irregularly shaped piece of metal.which apparatus would be more appropr
    12·1 answer
  • A bird is standing on an electric transmission line carrying 3000 A of current. A wire like this has about 3.0 x 10-5 22 of resi
    10·1 answer
  • Two for are at an angle at 120 ,the bigger forces is 40N and the resultant is perpendicular to the smaller one. find the smaller
    15·1 answer
  • Define THERMODYNAMICS
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!