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A ball is thrown off a cliff, 100 meters tall, with an initial velocity of 5.00 m/s, which is purely horizontal direction. How long before the ball hits the ground?
The rocket fires for 10 mins , after that the asteroid is moving at 30 degrees to its original path at the speed of 18 km/h/ Find its average acceleration.
What is an average speed of the runner
Find the speed of the car when brakes were applied.
must include free body diagrams with applications of newton's 2nd law 1) a 3.0 kg ball is attached to two pieces of string, compute the tension in the upper string
Light travels from air through a flat sheet of glass (n= 1.5) into water. If the angle of incidence in air is 30 degrees, what is the angle of the refracted ray in water
A CD originally at rest reaches an angular speed of 39 rad/s in 4.8 s. What is the magnitude of its angular acceleration
A proton moving at 6.80 106 m/s through a magnetic field of magnitude 1.80 T experiences a magnetic force of magnitude 7.00 10-13 N. What is the angle between the proton's velocity and the field
What is the angular separation of two spectral lines of wavelengths 446 nm and 398 nm formed in order m=2 with a 360 line/mm grating
A 70-kg bicyclist coasts down a hill that makes a 10degree angle with the horizontal at a speed of 10 m/s. how fast can he go up the hill
A bullet of mass 30 g collides completely inelastically with a ballistic pendulum of mass 2.5 kg. Calculate the velocity of the bullet right before it collides with the pendulum
What vertical height does block reach above its starting point. What speed does it have when it slides back down to its starting point.
A stunt man whose mass is 70 kg swings from the end of a 4.40-m long rope along the arc of a vertical circle. Assuming that he starts from rest as rope is horizontal, find out the tensions in the rope that are required to make him follow his circu..
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