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An airplane flies with a velocity of 750. kilometers per hour, 30.0 o south of east. What is the magnitude?

An airplane flies with a velocity of 750. kilometers per hour, 30.0 o south of east. What is the magnitude of the eastward component of the plane's velocity?

2 Answers

A
Anya Stehr

Feb 20, 2025

draw the vector on an x,y gridcall pos x east and pos y northso the vector will be 30 deg below the x axis from the end of the vector draw perpendiculars to the x and y axesnow use trig to find the length of the x part of the rectangle you have drawnI have a calculator where I can enter r,theta and punch a button to get x,y and get a value close to 650... Show More
A
Anya Stehr

Feb 20, 2025

Angle x is relative to due eastVx=Vo(cos x) Vx= (750.0 km/hr)(cos-30)Vx=649.52 km/hr... Show More

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