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A block and tackle system with nine supporting strands is used to lift a metal lathe in a manufacturing plant. The motor being used to wind the cable in the pulley system can provide 100 lb. of force.
b. what is the mechanical advantage of the system?c. What is the Maximum weight of the lathe?
determine the designe power. An output speed of 175 RPMis specified. Determine: a) number of teeth on the small sprocket, b) number of teeth on the large sprocket, c) lubrication type required, d) the required length of chain (in inches) if the ce..
Direct Stress and Strain, A steel rod having a cross-sectional area of 0.005m2 and length 3m is attached to supports.
How does artificial aging affect KIC in a 7075 alloy? Which is likely to have a higher KIC: 7075-T6 or 7075-T7? Explain.
Verify that heating the wire may be treated as a lumped-capacity process, find the steady-state temperature of the wire and find how long it takes for the temperature of the wire to reach 100°C.
why is the carnot cycle not suitable as an ideal cycle for all the power producing devices ?
What is the discharge revised discharge pressure (guage pressure) of the compressor ? Is the assumption of change in temperature valid for calculating the discharge pressure of the compressor ?
A similar measurement is made applying the force parallel to one of the cube axes. Explain why the two measurements give different values of the elastic modulus.
Plot the moment about B for 320mm
25 washers have a combined mass of 1 lb. how much money is recovered per day from the sale of scrap washers?
A household refrigerator with a coefficient of performance of 2.4 removes energy from the refrigerated space at a rate of 600 Btu/h. Evaluating electricity at , determine the cost of electricity n a month when the refrigerator operates for 360 hou..
Explain the first law of thermodynamics using the conversion of a fuel (gasoline or diesel) in an internal combustion engine. Provide sufficient details (sentences and illustration) to explain the first law.
Design Engineering: Find Specific Load and Heat Generated Per Minute, A load of 6400 Kg is carried by a journal rotating in a 270 mm bearing diameter and 400 mm long. Find the specific load on the bearing and the heat generated per minute in the b..
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