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Compute the kinetic and potential energies of an airplane weighing 5.00 tons flying at a height of 30.0 × 103 ft at 500. mph. Give your answer in both SI and Engineering English units. Assume standard gravity.
A bowling ball rolls from rest down a straight 20m steel ramp and reaches a velocity of 20 m/s at the end of the ramp in 8 seconds. What is the bowling ball's original velocity
A spaceship enters the solar system moving toward the Sun at a constant speed relative to the Sun. how long did it take for the spaceship to travel that distance
You (height of your eyes above the water, 1.75) are standing 2.00 from the edge of a 2.50--deep swimming pool. You notice that you can barely see your cell phone, that went missing a few minutes before, on the bottom of the pool.
A prism has a vertex angle of 60° and an index of refraction of 1.52. What is the minimum angle of incidence, measured away from the vertex
An electron is confined to move in the xy plane in a rectangle whose dimensions are Lx and Ly. That is, the electron is trapped in a two-dimensional potential well having lengths of Lx and Ly. In this situation, the allowed energies of the electron d..
If the maximum acceleration the vehicle's brakes are capable of is -5 m/s2, what is the maximum reaction time of the motorist that would allow her or him to avoid hitting the deer.
A small steel ball bearing with a mass of 11g is on a short compressed spring. When aimed vertically and suddenly released, spring sends the bearing to a height of 1.21 m. compute the horizontal distance the ball would travel if the same spring we..
A 1.6-m-long string fixed at both ends vibrates at resonant frequencies of 720 Hz and 960 Hz, When the tension in the string is 1162 N, what is the total mass of the string
q1. an electron moves with a horizontal velocity of 3106 ms as it enters a deflector inside a tv tube. the electron
A planet of mass m = 8.15 Ã? 1024 kg is orbiting in a circular path a star of mass M = 6.05 Ã? 1029 kg. What is the orbital period (in earth days) of the planet Tplanet
a +2.0-uC charge is initially 0.20 m from a fixed -5.0-uC charge and is then moved to a position .50m from a the fixed charge. how much work is required to move the charge
A pendulum is made with a 4.00 kg mass suspended at the end of a 75.0 cm thin rod. What is the velocity of the pendulum as it passes through the origin
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