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
Rus_ich [418]
3 years ago
7

Which of the following changes would not lead to changes in the efficiency of

Physics
1 answer:
xxTIMURxx [149]3 years ago
4 0

Explanation:

B. Doubling the heat flow into the engine while halving the work done

hope this helps you

have a nice day

You might be interested in
Assume that a vaulter is able to carry a vaulting pole while running as fast as Carl Lewis in his world record 100-m dash (aroun
xeze [42]

Answer:

hello

Explanation:

7 0
2 years ago
If the resistivity of copper is less than that of gold at room temperature, which of the following statements must be true? Gold
KiRa [710]

Answer:

Gold Has A Higher Resistance Than Copper. The Sample Of Gold Is Thinner Than The Sample Of Copper. Electrons In Gold Are More Likely To Be Scattered Than Electrons In Copper At Room Temperature When they are exelerated by the same electric field.

Explanation:

5 0
3 years ago
What metric unit would you use to estimate the actual distance between Boston and New York?
mrs_skeptik [129]
I would use miles Because miles will give you less of an answer
7 0
4 years ago
Microphones and loudspeakers are used in an auditorium because the sound waves at the stage compared to the sound waves at the b
MaRussiya [10]
Acoustics (sounds)
Hope the this helps!
6 0
3 years ago
Differentiate scalar & vector quantity?
Keith_Richards [23]
\textbf{Hello Friend}


Scalar Quantity :-

→ These are the quantities with magnitude only . These quantities doesn't have to be mentioned with direction

eg.)=> Mass , Temprature .



Vector Quantity :-

→ These quantities are described with both Magnitude and Direction . These quantities follow special type of algebra called Vector algebra .


eg.)=> Force , Displacement






_______________________________



Hope It Helps You. ☺
5 0
3 years ago
Other questions:
  • When Jacob bats a baseball with a net force of 4.719 N, it accelerates 33 m/s2. What is the mass of the baseball? (Disregard air
    7·1 answer
  • The electric field of a charge is defined by the force on what kind of particle?
    15·1 answer
  • What does Hooke's law say about the relationship of a spring to the force applied to it?
    6·1 answer
  • Sound is more effectively transmitted into a stethoscope by direct contact than through the air, and it is further intensified b
    13·1 answer
  • A 75.3 kg bobsled is pushed along a horizontal surface by two athletes. After the bobsled is pushed a distance of 8.1 m starting
    15·1 answer
  • The earth attracts an apple with a force of 15 Newton. taking this as an action force, how much is reaction force? who accepts t
    12·2 answers
  • Determine the increase in volume of 100m3 of mercury when it's temperature change from 10c to 45c the linear expansion coefficie
    15·1 answer
  • Choose the correct statement below about the interaction between magnets, magnetic materials and charges.
    10·1 answer
  • 1. Discuss how we use trial and error, algorithms, heuristics, and insight to solve problems. For each concept, define the term
    9·1 answer
  • what did taking measurements reveal about the velocity of the fireball? Was the fireball’s velocity constant or changing?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!