Asked by Buck
A block of mass 4 kg slides down a frictionless inclined plane angled 30 degrees above the horizontal. The force accelerating the block down the plane is thus:
a. zero, since there is no friction
b. 9.8N
c. 19.6N
d. 33.9N
e. 39.2N
a. zero, since there is no friction
b. 9.8N
c. 19.6N
d. 33.9N
e. 39.2N
Answers
Answered by
Damon
m g sin theta
4 * 9.81 * (1/2)
about 19.6 N
4 * 9.81 * (1/2)
about 19.6 N
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