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Problem: What average power must be supplied to push a 5.35-kg block from rest to 12.0 m/s in 5.41 s when the coefficient of kinetic friction between the block and surface is 0.209? Assume the acceleration is uniform. Answer in W
I am not able to get the right solution please help me.
an airplane has an effective wing surface area of 116 m2 that is generating the lifting force. in level flight the air
Mercedes Benz 300SL (m = 1550 kilogram) is parked on a road that rises 10 degree above the horizontal. Find the static frictional force that the ground exerts on the tires
A 15 kg hoop of radius 1m is rotating at a rate of 4 rotations per second. What is its rotational moment of inertia
The sound intensity from a rock band is measured to 120 dB at a distance of 10 meter. Determine what is the sound intensity at a distance of 100 m
aa projectile is fired from a gun that is 69.0m above flat ground emerging from the gun with unknown horizontal speed.
A wave whose wavelength is 0.064 m is traveling down a 732 m long wire whose total mass is 25.7 kg. The wire is under a tension of 2965 N. Determine the velocity of the wave on the wire
A proton is bent into a circular path of radius 4 meter by a magnetic field of 0.3 T. The momentum of the proton is 360 MeV/c. Determine what is its kinetic energy
In a slow pitch softball game, a .200 kgsoftball crosses the plate at 15.0 m/s at an angle of 45 degreesbelow the horizontal. what is the maximum force on the ball
Coherent light with wavelength 610 passes through two very narrow slits, and the interference pattern is observed on a screen a distance of 3 from the slits. The first-order bright fringe is a distance of 4.84 from the center of the central bright..
You would like to balance a meter stick on your finger. The meter stick has a mass of m = 0.2 kg. (a) How far from the end should you place your finger to balance the stick? (b) Suppose two additional masses of M = 0.1 kg are placed at the positions ..
a how far from a 51.4 mm focal-length lens must an object be placed if its image is to be magnified 2.50 and be real?b
A taut rope has a mass of 0.170 kg and a length of 3.55 m. What power must be supplied to the rope to generate sinusoidal waves having an amplitude of 0.110 m and a wavelength of 0.490 m, traveling with a speed of 31.0 m/s?
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