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An object is oscillating at the end of a horizontal spring with a force constant of 354 N/m and the object's head is .15m from the equilibrium position with a speed of 3.1 m/s and a total energy of 5.7 J. Determine a) the mass of the object's head b) the amplitude of the motion, and c) the maximum speed attained by the object's head during its motion
When responding to sound, the human eardrum vibrates about its equilibrium position. What is the maximum acceleration of the eardrum
A fixed, stationary hydrogen ion is located at the origin. Find how much work must be done to move a second hydrogen
In a 2.0- intense cycling race, a cyclist can loses 3.9 of water through perspiration. Estimate how much heat the cyclist loses in the process
A car moving at 25m/s approaches a stationary whistle that emits a 350Hz sound. The speed of sound in the air is 343m/s, find the frequency of sound heard by the driver of the car
A cat stands on a board of wood in a frozen frictionless pond. The mass of the cat is 4.0 kg, and the mass of the board is 3.0 kg. how far does the cat move in relation to the pond
A triangular circuit is formed with a current of 2A running through each wire (3cm>4cm>5cm), find the net force on the circuit
A circular loop made from a flexible, conducting wire is shrinking. Its radius as a function of time is r = r0eβt. What is the induced emf in the loop at t = 3.00 s?
A total of 2.31 x 106 electrons are placed on an initially uncharged wire of length 2.95 m. What is the magnitude of the acceleration of a proton
Consider a block-spring system as shown below. The spring has a spring constant of 133 N/m, while the block has a mass of 5.31 kg.
A rifle with a weight of 35 N fires a 5.5 g bullet with a speed of 200 m/s. If a 725 N man holds the rifle firmly against his shoulder, find the recoil speed of the man and rifle
X-rays of wavelength 0.0963nm are directed at an unknowncrystal. What is the spacing between the crystal planes
Starting at Brookings, a Physics student travels 30 km at 15degrees west of north and then 50km at 50 degrees north of east. Find the resultant displacement from Brookings (magnitude and direction)
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