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A 3.28 kg object initially moving in the positive x-direction with a velocity of +4.87 m/s collides with and sticks to a 2.04 kg object initially moving in the negative y-direction with a velocity of -2.96 m/s. Find the final components of velocity of the composite object.
A 1.08 kg mass is at the center of a uniform spherical shell of mass 1.05 1020 kg and radius 1.11 106 m. Find the resultant gravitational force on the mass
Find a journal article of a longitudinal study and outline the abstract. How could you change this study to a cross-sectional one?
Suppose that a voltage surge produces 135 V for a moment in a 120-V line. What will temporarily be the output of a 100-W light bulb assuming its resistance does not change
A stretched string of length L is observed to vibrate in five equivalent segments when driven by a 724 Hertz oscillator. Find what oscillator frequency will set up a standing wave
The horizontal coordinates of a Frisbee in a strong wind are given by x = -12 t +4t2 and y = 10 t -3t2 where x and y are in meters, and t is in seconds. What is the acceleration of the Frisbee
The spring of the pressure gauge has a force constant of1000 n/m and the piston has a diameter of 2.00 cm as the gauge is lowered into water, what change in depth causes piston to move in by 0.50 cm.
A projectile is fired from a cannon that is suspended above the ground 13 meter. Compute the range, height, and time in air
A 25.0 kg box slide 4.0m down the frictionless ramp shown in the figure then collides with a spring whose spring constant is 250N/m. What is the maximum compression of the spring?
When responding to sound, the human eardrum vibrates about itsequilibrium position. What is the maximum acceleration of the eardrum
A very long cylinder with radius 5.54 cm has a uniform density of charges throughout it. If the charge density in the cylinder is 1,304 nC/m3 (nanoCoulombs per cubic meter). Inside the cylinder, for distances x (less than the radius) from the cent..
A 50 g aluminum calorimeter contains wter at a temperature of 26 C. When 75 gof lead at a temperature of 85 C is dropped into the calorimeter, How much water was in the calorimeter can
One of the 61.0cm -long strings of an ordinary guitar is tuned to produce the note B3 (frequency 245 Hz) when vibrating in its fundamental mode. Find the speed of transverse waves on this string
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