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A string that is under 47.0N of tension has linear density 5.80g/m. A sinusodial wave with amplitude 2.70cm and wavelength 2.40m travels along the string. What is the maximum velocity of a particle on the string?
A luminous object is 5.00 m from a wall. You are to use a concave mirror to project an image of the object on the wall, with the image 2.23 the size of the object
there are three masses m1 2.0 kg m2 5.0 kg and m3 7.0 kg. the mass are all affixed to a massless rod of length 15cm.
A mass on a spring bobs up and down over a distance of 29 cm from the top to the bottom of its path four times each second. What are its period and amplitude
Three blocks, each having a mass of 1.21 kg, are connected by rigid rods of negligible mass and are supported by a frictionless surface. Forces F1 and F2, of magnitude 4.95 N and 11.6 N respectively, find The magnitude of the force applied by the r..
A 48 kg cart is moving across a frictionless floor at 1.5 m/s. A 68 kg boy, riding in the cart, jumps off the cart so that he hits the floor with zero velocity. What is the velocity of the cart after the boy jumped
q1. a 77 kg man drops from rest on a diving board -3.1m above the surface of the water and comes to rest .41s after
What does it means when I say that a light truck and a heavy truck have the same momentum, What is renewable energy
Superman is jogging alongside the railroad tracks on the outskirts of Metropolis at 150 km/h. What is superman's final speed
A factory worker pushes a 30kg crate a distance of 4.50 meters along a level floor at constant velocity by pushing it downward at an angle of 30degrees below the horizontal. The coefficient of kinetic friction between the crate and the floor is 0...
A 0.05 kg bullet traveling at 600 m/s hits a 7.4 kg block of wood and stays in the wood. What is the velocity (speed) of the wood block immediately after the bullet hits it
A small sphere with mass 2.60g hangs by a thread between two large parallel vertical plates 5.00cm apart. The plates are insulating and have uniform surface charge densities and . The charge on the sphere is = 8.70×10?6C . What potential differenc..
A bullet of mass 4.00g is fired horizontally into a wooden block of mass 1.26kg resting on a horizontal surface. The coefficient of kinetic friction between block and surface is 0.240. What was the initial speed of the bullet
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