Author Question: A string attached to an airborne kite is maintained at an angle of 44.0 with the horizontal. If a ... (Read 121 times)

bobbie · **on:** Jul 28, 2018

A string attached to an airborne kite is maintained at an angle of 44.0 with the horizontal. If a total of 160 m of string is reeled in while bringing the kite back to the ground, what is the horizontal displacement of the kite in the process? (Assume the kite string doesn't sag.)
a. 111 m
b. 80.0 m
c. 31.7 m
d. 115 m
e. 155 m

Question 2

In a two-dimensional Cartesian system, the x-component of a vector is known, and the angle between vector and x-axis is known. Which operation is used to calculate the magnitude of the vector? (taken with respect to the x-component)
a. dividing by cosine
b. dividing by sine
c. multiplying by cosine
d. multiplying by sine