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A ball is thrown at a speed of 20 m/s at an angle of 30 degree above the horizontal.
a. Find the initial horizontal and vertical components of the ball?
b. Find horizontal and vertical components of the velocity 2s after the projection?
c. Determine what is the time of flight of the ball?
d. Find what horizontal distance will the ball travel before striking the ground?
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A car is traveling at 61.6 km/hr on a flat, concrete highway. If the brakes are applied such that skidding occurs, the kinetic coefficient of friction between the road and tires is 0.802. If anti-lock brakes are properly applied then no skidding o..
A cat drops from a shelf 3.7ft above the floor and lands on all four feet. His legs bring him to a stop in a distance of 12 cm.
Consider the arrangement of 2 point masses (M and 3M) with the value M = 2.00 kg connected by a massless rod of L = .800 m. What is the rotational kinetic energy of the system associated with its rotation in part b
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A person drives a car around a circular cloverleaf with a radius of 64 m at a uniform speed of 10 m/s. What is the acceleration of the car
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