the maghi of the horma 6. A box starting from rest slides down from the top of a frictionless plane which is 3m long and inclined 30° with force.

College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Answer only number 6

5. A child holds a sled at rest on a
frictionless, snow covered hill. If the
sled weighs 77.ON. Find the force
exerted by the rope on the sled and
the magnitude of the normal force.
6. A box starting from rest slides down
from the top of a frictionless plane
which is 3m long and inclined 30° with
the horizontal. (a) find the velocity of
the box as it reaches the foot of the
plane (b) how long does it take the box to reach the bottom
of the plane?
Transcribed Image Text:5. A child holds a sled at rest on a frictionless, snow covered hill. If the sled weighs 77.ON. Find the force exerted by the rope on the sled and the magnitude of the normal force. 6. A box starting from rest slides down from the top of a frictionless plane which is 3m long and inclined 30° with the horizontal. (a) find the velocity of the box as it reaches the foot of the plane (b) how long does it take the box to reach the bottom of the plane?
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