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For a projectile, compute the ratio of the maximum vertical height that the projectile reaches to the maximum range of the projectile (\frac{\Delta y_{max}}{R_{max}}). Express your answer as a number.
A spring of negligible mass has ks = 1600N/m. It is placed vertically with one end on the floor. How far must the spring be compressed for 3.50J of potential energy to be stored in it? What distance will the spring be compressed from its equilibrium ..
Two bumper cars are driving directly toward one another. The first car, mass m1 = 150 kg, What is the total momentum of the system
A model rocket is launched straight upward with an initial speed of 47.8m/s. It accelerates with a constant upward acceleration of 2.07m/s2 until its engines stop at an altitude of 157 m. What is the maximum height reached by rocket.
a at what distance from a 10w point source of electromagnetic waves is the electric field amplitude 120vm ?b at what
A 2500 kg satellite is to be launched and put in orbit at 750km above the surface of the earth. What gravitational force will the satellite experience? How fast is the Satellite traveling in orbit?
the highest barrier that a projectile can clear is 13.1 m when the projectile is launched at an angle of 14.0deg above
A mass of 1.7kg stretches a vertical spring 0.313 m. If the spring is stretched an additional 0.13m and released, how long does it take to reach (new) equilibrium position again.
q1. in a science fiction story a microscopic black hole is given an enormous positive charge by firing an
A Styrofoam cup holding 135 g of hot water at 93°C cools to room temperature, 22.0°C. What is the change in entropy of the room
A beetle 4.80mm is examined with magnifier of focal length 10.3 cm. If the observer's eye is relaxed while using the magnifier, what is the apparent length of the beetle
If a simple pendulum of mass 1.059kg and length 9.99cm is moving at 101 cm/s as it passes through the low point of its arc, What is the tension in the string of the pendulum
One mole of neon gas is heated from 364 Kto 410K at constant pressure. Calculate the change in the internal energy of the gas
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