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A particle of mass m slides down an inclined plane under the influence of gravity. A) If the motion is resisted by a force f = kmv, find the distance d down the incline to come to rest with the initial speed was Vo and Theta is the inclination of the plane. B) Find the time for the same motion.
a ball is thrown straight upward and rises to a maximum height of 25 m above its launch point. at what height above its
A small turtle moves at a speed of 359 furlongs per fortnight. Find the speed of the turtle in centimeters per second. Note that 1 furlong = 220 yards and 1 fortnight = 14 days
A postal worker pushes a 160 N bag of mail up a 31 degree ramp at a constant velocity. The ramp exerts a frictional force of 30 N on the bag. What is the magnitude of the worker's push
a simple harmonic oscillator consists of a block of mass 3.90 kg attached to a spring of spring constant 169 nm. when t
an earthquake produces two basic types of waves surface waves and bulk waves. the former move along the surface of the
a thermodynamics cycle similar to carnots is constructed with four reversible steps1. reversible isothermal expansion
A hot-air balloon has a volume of 2741 m3. The density of the air outside the balloon is 1.205 kg/m3. How much weight can the balloon lift
question1a. write three methods of increasing the volume of a balloon without adding more molecules to it.describe
q1. assume that when you ride on your 7.60-kg bike the weight of you and the bike is supported equally by the two
The density of ice is 917 kg/m3, and the density of sea water is 1025 kg/m3. What is the weight of the heaviest bear that the ice can support without sinking completely beneath the water
A3.50kg object is attached to a spring and placed on a horizontal, smooth surface. A horizontal force of24.0N is required to hold the object at rest when it is pulled 0.200 m from its equilibrium position (the origin of thexaxis).
A doorway acts as a single slit for light that passes through it, but a doorway is much larger than the wavelength of visible light, Estimate the width of the doorway
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