A car is initially moving in the +x direction at 14.0 m/s. The car makes a turn so that 3.00 seconds later, it is moving in the +y direction at 18.0 m/s. (a) Calculate the average acceleration of the car during this time in Cartesian form (x and y components). (b) Calculate the average acceleration of the car in polar form (magnitude and direction).

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Q: An unsuspecting bird is coasting along in an easterly direction at 2.00 mph when a strong wind from…

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A: Given : x = 17.2t y = 4.16t - 4.90t2 t = 3.18 s

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Q: You drive 9.00 km in a straight line in a direction 20° East of North.   (a) Find the distances…

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Q: A person who is 1.6 m tall throws a ball with a speed of 3.4 m/s at an angle of 40 degrees above the…

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Q: In a time of 2.67 h, a bird flies a distance of 86.7 km in a direction 30.2 degrees east of north.…

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Q: magnitude and direction of the bird’s acceleration

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Q: Problem 2: An object is thrown off the top of a 38-m tall building with a velocity of 350 m/s at an…

A: Part (a) Using equation of kinematics, h+vyt-12gt2=0h+usinθt-12gt2=038+350sin8.2ot-4.9t2=0t=10.9 s

Projectile Motion