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A 9.2 dm long and even-weight rod rests on a support. 0.55 dm from one end hangs a dynamometer so that the rod will hang horizontally. Then the bar shows 4.4 N. How much does the rod weigh?
Determine the first two natural frequencies and mode shapes of the three-mass cantilever of Figure.
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 56.5° above the horizontal. By how much does the rocket clear the top of the wall
derive an expression for the shift in lambda in the peak wavelength of the planck function for a black body temperature
A(n) 60-g ice cube at 0°C is placed in 730 g of water at 28°C. What is the final temperature of the mixture? °C
A 42.0 kg seal at an amusement part slides from restdown a ramp into the pool below. evaluate the work done by kinetic friction
Two balls with masses of 2.0 kg and 6.0 kg travel toward eachother at speeds of 12 m/s and 4.0 m/s, respectively. If the ballshave a head-on, inelastic collision and the 2.0-kg ball recoilswith a speed of 8.0 m/s, how much kinetic energy is lost in t..
A 55 kg person is skiing down a 30 degree slope. The coefficient of friction with the snow is .05. Calculate the final velocity of the skier
The volume rate of a flow in a horizontal pipe is 4.0 L/s. The diameters of the pipe at points A and B are 4.0 cm and 5.0 cm, respectively. Discover a) the speeds of the flow at points A and B; b) the dissimilarity in pressure between the two points,..
On an inclined plane of 30° a block, mass m2 = 4 kg, is joined by a light cord to a solid cylinder, mass m1 = 8 kg, radius r = 5 cm (Fig. 1). Find the acceleration if the bodies are released. The coefficient of friction between the block and the i..
An electron with a speed of 5.83 x 108 cm/s enters an electric field of magnitude 4.92 x 103 N/C, traveling along the field in the direction that retards its motion.
calculate the rate at which body heat flows out through the clothing of a skier given the following data. the body
A baseball pitcher (m = 81 kg) is initially standing at rest on an extremely slippery, icy surface. What is the recoil velocity of the pitcher
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