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Question: Suppose you drop a rock from a height of 30 m. Over the last second of its fall,
Part A: How far does the rock travel?
Please provide any help is greatly appreciated!
A mass-spring system oscillates with amplitude of 4.80 cm. If the spring constant is 228 N/m and the mass is 414 g, Determine the maximum speed of the object
a puck with mass 0.28 kg moves in a circle at the end of a string on a frictionless table with radius 0.75 m. the
the nose of an ultralight plane is pointed south and its airspeed indicator shows 32 . the plane is in a 14 wind
during 9.75 seconds a motorcyclist changes his velocity from v1x -30.3 ms and v1y 13.1 ms to v2x -26.1 ms and v2y
As a result of the friction of tides, the earth rotates more slowly as time progresses. What is the torque(N*m) acting on the earth
A thin rod, mass = 0.84 kilogram swings about axis pass throne end of the rod perpendicular to the plane of the swing. Calculate the maximum kinetic energy of the rod at its swings
in a hurricane, the air (density 1.2kg/m3) is blowing over the roof of a house at a speed of 104km/hr. what is the lifting force on the roof of area 100m2
A signal starts at x point. As it travels to y point it loses eight db. At point y the signal is boosted by ten db. As the signal travels to point z it loses 7 db.
An object is placed 61.5 cm from a screen. Where should a converging lens of focal length 5.0 cm be placed to form an image on the screen? Find the magnification of the lens.
The record distance in the sport of throwing cowpats is 81.1 m. This record toss was set by Steve Urner of the United States in 1981, Determine the initial speed of the projectile
A disk rotates 33.5 times in 75 seconds. What is its period and frequency? If its radius is 2 meters, what is the magnitude of its acceleration and velocity, what is the 'Centrifugal Force' that is experiences
A transverse wave on a string is described by the following wave function. y = 0.105 sin [(?/12)x + 5?t] where x and y are in meters and t is in seconds. (a) Determine the transverse speed at t = 0.290 s for an element of the string located at x = 1...
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