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A cannon is fired from the ground. The cannonball initially travels with a speed of 300 meter per second at an angle of 25o with respect to the ground. Calculate the cannonball maximum height? Neglect air resistance.
a rocket is fired at a speed of 75.0 ms from ground level at an angle of 68.7deg above the horizontal. the rocket is
An 91kg man drops from rest on adiving board 3.0m above the surface of the water and comes to rest0.55s after reaching the water. What is the net force on the diveras he is brought to rest
To hoist himself into a tree, a 72.0-kg man ties one end of a nylon rope around his waist and throws the other end over a branch of the tree. determine the man's upward acceleration
x = 2 + 3t - t^2, Where x is in meters and t is in seconds, Determine At the time is the object at rest
A ball with a mass of 0.5kg and a diameter of 0.4 m floats (so acceleration =0 ) in the ocean, what is the buoyant force of the ball
A 1.5 kg object has a velocity of 5j m/s at t=0. It is accelerated at a constant rate for five seconds after which it has a velocity of (6i+12j) m/s
You and a friend are studying late at night. There are three 150 W light bulbs and a radio with an internal resistance of 79.0, How much electrical power are you using
Discuss displacement versus distance moved for an object and illustrate with examples. Define Inertia and explain its consequences on motion
If a metallic wire of cross sectional area 3.0 x 10-6 m2 carries a current of 6 Amp and has a mobile charge density of 4.24 x 1028 carriers/m3, find the average drift velocity of the mobile charge carriers
A pitcher throws a ball to the catcher at a speed of 100 mi/h(45 m/s). If the velocity of the ball is horizontal when itleaves the pitcher's hand, how far (vertically) will it fallon the way to the catcher? The distance from the pitcher to catcheris ..
A meter stick lies on the bottom of a 100-cm-long tank with its zero mark against the left edge. You look into the tank at a 30 degree angle, with your line of sight just grazing the upper left edge of the tank.
1- define velocity and acceleration in terms of position and time. differentiate between the instantaneous quantities
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