Physics
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physics
A ball is dropped from an upper floor, some unknown distance above your apartment. As you look out of your window, which is 1.5 m tall, you observe that it takes the ball 0.18 seconds to traverse the length of the window.
asked by ryan on January 30, 2015 
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2. Consider the ball example in the introduction when a ball is dropped from 3 meters. After the ball bounces, it raises to a height of 2 meters. The mass of the ball is 0.5 kg a. What is the speed of the ball right before the
asked by Sarah on November 5, 2015 
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A bouncy ball bounces to 2/3 of its height when dropped on a hard surface. Suppose the ball is dropped from 20 m. What is the height of the ball after the 6th bounce? Answer = 1280/729 m OR 1.75 m What is the total distance
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A ball is dropped from a height of 16 feet. Each time the ball dropped h feet, it rebounds 0.81h feet. Find the total vertical distanced travelled by the ball.
asked by Anonymous on May 13, 2015 
Physics
A ball is rolled off a table that is 0.481 m above the floor. The ball is rolling with a velocity if 1.8 m/s as it goes off the edge of the table. At the exact instant the first ball rolls off the table a second ball is dropped
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Calculus 3
A ball is thrown at an angle of 45 degrees to the ground. If the ball lands 90m away, what is the initial speed of the ball? I know you use x(t)=(v*cos(alpha))t and y(t)=(v*sin(alpha))tg/2t^2 but I'm still really confused about
asked by Anonymous on February 26, 2012 
Physics
A rubber ball with a mass of 0.130 kg is dropped from rest. From what height was the ball dropped, if the magnitude of the ball's momentum is 0.710 kg ยท m/s just before it lands on the ground?
asked by Nicco on November 5, 2014 
Algebra
A. A bowling ball is dropped from a height of 35 feet write a function that gives the height h (in feet) of the bowling ball after t seconds H(t)=__ B. Find the height of the bowling ball after 1 second C. How long does the
asked by Kylet davis on March 2, 2016 
physical
A ball is dropped from the roof a building which is 256m high.The height h of the ball at any instant t is described by h(t)= 16tsqure+256 Find 1)Instantaneous velocity of ball at t= 3sec 2)The time taken by ball to reach the
asked by Qandeel on June 25, 2015 
numerical
a ball is dropped from height h after one second another ball dropped freely from point 20 m below where first ball dropped both of them reach the grount at the same time calculate the value of h
asked by alok on July 14, 2018 
Physics
A 0.15kg ball dropped from a helicopter at a height of 1.0 x 102 m. Show that the speed of the ball is about 44 m/s just before it hits ground (g = 9.8 m/s2 and ignore air resistance).
asked by J on February 2, 2020
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