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A person is running at 7 m/s with her hands outstreched abover her head (1.95m from feet to finger tips) she runs exactly horizontally off the edge of a chasm and attempts to grab onto opposite side. A. If the chasm is 4.55 meters wide how long does it take to cover this distance? B. During this time what sdistance has she fallen (10 m/s^2 for gravity)\ C. How far above or below the edge of the opposite side do her fingertips fall?
A rookie quarterback throws a football with an initial upward velocity component of 15.33 and a horizontal velocity component of 20.4. Overlook air resistance.
A 23 bullet traveling 240 penetrates a 4 block of wood and emerges going 170. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges.
What is magnitude of the electric field
Find out h orizontal angle of projectile
A ranger in a national park is driving at 41km/h when a deer jumps onto the road 66 m ahead of the vehicle. After a reaction time of t s, ranger applies the brakes to produce an acceleration of -3.20m/s2. What is the maximum reaction time allowed ..
Two charged spheres are 8.45cm apart. They are moved, and the force on each of them is found to have been tripled. How far apart are they now.
How much work did the movers do pushing a 160 kg crate 10.3 m across a rough floor without acceleration, if the effective coefficient of friction was 0.50.
A wave has an angular frequency of 110 rad/s and a wavelength of 1.80 m. Calculate the angular wave number and the speed of the wave.
What is the time of oscillation of block
A circular disk with a radius of 0.65 meters and mass of 0.26 kg has a hole cut in the middle.
A projectile of mass 7 kg is fired with an initial speed of 193 m/s at an angle of 16? with the horizontal. At the top of its trajectory, projectile explodes into two fragments of masses 4 kg and 3 kg.
How fast should the car be traveling just as it leaves the cliff in order to just clear the river and land safely on the opposite side?
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