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Physics Help >> Index to Physics Homework Help » Vectors Quiz 3


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1

What is the angle, ø, (in degrees) in the figure, if h = cm and b = cm?


2
A car initially traveling km/h [E] slowed down and turned. After executing the turn, the was traveling km/h [S]. What was the change in the car's speed (in km/h)?

3
What is the magnitude of the car's change in velocity (in km/h) in the above question?

4
A car initially traveling km/h [E] slowed down and turned. After executing the turn, the was traveling km/h [S]. How many degrees west of south is the change in velocity of the car?

5
An airplane with an air speed of km/h and heading north is being carried by a wind blowing km/h [W]. What is the airplane's speed relative to the ground?

6
How many degrees west of north is the airplane in question 5 traveling relative to the ground?

7
If a swimmer is traveling m/s at an angle of º to the length of the pool, how many seconds will it take the swimmer to get to the end of the pool, m away?

8
An airplane is taking off at m/s º above the horizontal. What length (in m) of the horizontal runway does it travel over in s?

9
How many seconds are required for the airplane in the above question to gain 1.00 km of altitude?


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