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A 120 kg scaffold is 6.6 meters long. It is hanging with two wires, one from each end. A 540 kg box sits 1 meter from the left end. What is the tension in the right hand side wire?
To finance her community college education, Joanna takes out a Stafford loan for $4500. How much will she pay
A passenger on a boat moving at 1.20 m/s on a still lake walks up a flight of stairs at a speed of 0.50 m/s. What is the velocity of the passenger relative to the water
A Dodge Caravan begins rolling from rest. Its tires undergo a constant of angular acceleration of 0.34 rad/s^2, What is angular speed of each tire after 3 revolutions
A sledge loaded with bricks has a total mass of 17.0 kg and is pulled at constant speed by a rope. What is the increase in internal energy in the sledge and the surface due to friction
Find out the radial acceleration of the ball during its circular motion.
An artificial satellite circles the Earth in a circular orbit at a location where the acceleration due to gravity is 6.83 m/s2. Determine the orbital period of the satellite
q1. fuel aboard a rocket has a density of 2770 kgm3 and is ejected with a speed of 3270 ms. if the engine is to provide
Jeff of the Jungle swings on a vine that is 7.20 long. At the bottom of the swing, just before hitting the tree, Jeff's linear speed is 8.50. Find the magnitude of his tangential acceleration
Ball A, rolling west at 3.0m/s, has a mass of 1.0kg. Ball B has amass of 2.0kg and is stationary. After colliding with ball B, ballA moves south at 2.0m/s. sketch the system, showing the velocities and momenta before andafter the collision. calcula..
What is the car's maximum speed on an incline of 1 in 20 (ie, if theta is the angle of the incline with the horizontal, sin = 1/20)? Illustrate what is its power output on a 1-in-10 incline if the car is traveling at 10 m/s?
a 208-g aluminum calorimeter contains 648 g of water at 18deg c. a 105-g piece of ice cooled to -18deg c is placed in
find the horizontal distance the ball would travel if the same spring were aimed 32.0 deg from the horizontal.
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