What horizontal force must be applied to a pillowcase of candy with a weight of 98 N in order to give it a horizontal acceleration of 10 m/s2? (Ignore forces of friction).
A. 9.8 N.
B. 100.0 N.
C. 490.0 N.
D. 980.0 N.
To see the solution, visit the following link:
http://mcatquestionoftheday.com/physics/moving-the-goods/
A block weighing 40 N is held in contact with the ceiling of a room by an upward force of 50 N. What is the magnitude of the normal force exerted by the ceiling on the block?
A. 0 N.
B. 10 N.
C. 50 N.
D. 90 N.
To see the solution, visit the following link:
http://mcatquestionoftheday.com/physics/normal-force-exerted-by-ceiling/
(Source: mcatquestionoftheday.com)
(Source: mcatquestionoftheday.com)
(Source: mcatquestionoftheday.com)
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