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Block one has a mass of 1.5kg. Block two has a mass of 3.0kg. Treatthe pulleys as hoops. The radius of pulley one is 8.70m. The massof pulley one is 4.5kg. The radius of pulley two is 15.2m. The massof pulley two is 3.9kg. The blocks are initially at rest. The pulleys are frictionless. Find the speed of the blocks after block two has fallen 10.0cm
A plastic bar fit snugly between rigid supports at room temp. (68)but with no initial stress. When the temperature of a bar israised to 160 F the compressive stress on an inclined plane pqbecomes 1700 psi.
At the morning break, an industrial engineer quickly measures the worker's heart rate and finds a peak value of 110 beats/min one minute after stopping work and a value of 95 beats/min three minutes after stopping work.
he concentration of carbon in an iron-carbon alloy is 0.15 wt%. What is the concentration in kilograms of carbon per cubic meter of alloy
Rain falls at an average intensity of 0.4 in/h over a 600-acre areafor 3 days. a) Determine the 3-days volume of rainfall in acre-ftand ft3,b) determine the average rate of rainfall incubic feet per second
The thickness of each layer is determined by the "last" ID number. Four student numbers are used as the example - Circular and non-circular slip surfaces should be considered
Compute the required weight of coarse aggregate per cubic yard. to adjust the mix so as to increase the compressive strength, the water-to-cement ratio is reduced to 0.45. will the quantity of coarse aggregate increase, decrease, or stat the same
A first order reaction is employed in a destruction kind of a certain kind of microorganism. ozone is used as the disinfectant and the reaction is found to be dC/dt=-kC. where C is the concentration of microorganisms, microbes/ml.
A sewer pipe is to be laid from station 10+00 to station 13+20on a -1% grade, starting with invert elevation 326.32ft. at 10+00.Calculate invert elevations at each 50ft station along line.
You and your friend go into sports bar where a dart throwing competition is going on.you buy m darts at 1 dollar each.you throw these m darts at the board.Of these, N darts hit within the inner circle.
a hydraulic jump is to be formed in a trapezoidal channel with a base width of 20ft and a side slope of 2:1. The upstream depth is 1.25ft and Q=1000 cfs. Find the downstream depth and the head loss in the jump.
As a highway patrol officer, you are patricipating in a speed trap. A car passes your patrol car which you clock at 55 mph. One and a half minutes later, your partner in another patrol car situated two miles away from you, clocks the same car at 5..
Pressure loss in the suction pipe work is directly proportional to water veloicty in the pipe work squared, which is inversely proportional to suction pipe work diameter squared.
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