Two balls, A and B, of mass m and 2m respectively, are carried to height h at constant velocity, but B rises twice as fast as A. The work the gravitational force does on B is
a. one quarter the work done on A.
b. one half the work done on A.
c. the same as the work done on A.
d. twice the work done on A.
e. four times the work done on A.
D
Physics & Space Science
You might also like to view...
In the context of the Babcock model, briefly explain the reversal of the Sun's magnetic field from cycle to cycle
What will be an ideal response?
Physics & Space Science
On Io, volcanic eruptions, such as those from Prometheus, can send material how far above the surface?
A) 150 km or more B) 2-3 km C) A few meters D) Just far enough to get a surface flow E) Nowhere—volcanoes are not found on moons.
Physics & Space Science
The most efficient engine possible is the
A) Joule cycle. B) Wright cycle. C) Kelvin cycle. D) Carnot cycle. E) Otto cycle.
Physics & Space Science
How were the silver ions separated from the lead ions?
Physics & Space Science