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A package of mass is released from rest at a warehouse loading dock and slides down the h = 2.6m - high, frictionless chute to a waiting truck. Unfortunately, the truck driver went on a break without having removed the previous package, of mass 2m, from the bottom of the chute. (Figure 1) a.) Suppose the packages stick together. What is their common speed after the collision? b.) Suppose the collision between the packages is perfectly elastic. To what height does the package of mass m rebound?
Standing waves on a 1.7m long string that is fixed at both ends are seen at successive frequencies of 36 Hz and 54Hz A) What is the fundamental frequency B) What is the wave speed
Estimate the resolution of the human eye, limited by diffraction. Find the minimum resolvable separation between two points at a distance of 10 m
The four tires of an automobile are inflated to a gauge pressure of 2.04E+5 Pa. Determine the weight of the automobile
In a slow-pitch softball game, a 0.200 kg softball crossed the plate at 18.00 m/s at an angle of 45.0° below the horizontal. Determine the impulse delivered to the ball
A house has a floor area of 115 m2 and an outside wall that has an area of 24 m2. Determine the magnetic flux through the wall if the wall faces east
A football is thrown horizontally with an initial velocity of (14.8 m/s)x. Ignoring air resistance, the average acceleration of the football over any period of time is (-9.81 m/s2)y. Calculate the magnitude of the velocity at this time
A certain superconducting magnet in the form of a solenoid of length 1.20 m can generate a magnetic field of 11.0 T in its core when its coils carry a current of 145 A. Find the number of turns in the solenoid
The atmospheric density at an altitude of 2500 km is about 1 molecule/cm3. find the mean free path predicted by the equation below
Neglect air resistance and muscle atrophy and assume the same upward normal reaction force as on earth: how far could she long jump on the moon
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. How many g's of acceleration does the astronaut experience when the device is rotating at the top speed? Each 9.80 m/s2 of acceleration is 1 g
A 148 gram baseball is hit toward the left by a bat. The magnitude of the force the bat exerts on the ball as a function of time, Find the magnitude of the impulse that the bat imparts to the ball
An electron is in a certain energy state in a one-dimensional, infinite potential well from x = 0 to x = L = 175 pm. What is the change in the electron's energy
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