Multiple-Object Accelerating Systems: In the figure, block A has a mass of 3.00 kg. It rests on a smooth horizontal table and is connected by a very light horizontal string over an ideal pulley to block B, which has a mass of 2.00 kg. When block B is gently released from rest, how long does it take block B to travel 80.0 cm?
A. 0.404 s
B. 0.494 s
C. 0.639 s
D. 0.785 s
E. 0.935 s
Answer: C
You might also like to view...
Scientists have recently discovered that
A) some, or possibly all, types of neutrinos have rest mass. B) it is possible for neutrinos to spontaneously transmute from one of the three neutrino types to another. C) Both of the above. D) None of the above.
An object transfers heat when its temperature is raised by contact with a
If the composition of the atmosphere changed so that less terrestrial radiation was allowed to escape, the Earth would experience
A) higher average temperatures. B) lower average temperatures. C) greater atmospheric pressure and higher temperatures. D) no change in pressure or temperature.
The longest stage in the life cycle of a star is as a(n) ________ star
Fill in the blank(s) with correct word