Author Question: The figure shows two forces acting at right angles on an object. They have magnitudes = 6.3 N and = ... (Read 192 times)

jrubin · **on:** Jul 29, 2018

The figure shows two forces acting at right angles on an object. They have magnitudes = 6.3 N and = 2.1 N. What third force will cause the object to be in equilibrium (acceleration equals zero)?

A) 6.6 N at 162 counterclockwise from 1
B) 6.6 N at 108 counterclockwise from 1
C) 4.2 N at 162 counterclockwise from 1
D) 4.2 N at 108 counterclockwise from 1

Question 2

A child on a sled starts from rest at the top of a 15 slope. If the trip to the bottom takes how long is the slope? Assume that frictional forces may be neglected.

A) 293 m
B) 586 m
C) 1130 m
D) 147 m