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a first class lever in static equilibrium has a 50lb resistance force and a 15lb effort force. the levers effort force is located 4ft from the fulcrum. what is the actual mechanical advantage of the system?
Calculate the torque on each of the two shafts,the power transmitted and the power lost in friction. U=0.3 what is the efficiency of the drive.
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..
Remember that velocity is a vector quantity so find the magnitude of the average velocity and the angle of average velocity from the horizon
What is the true altitude of the plane above sea level? What would be the indicated altitude after landing at an aerodrome located at sea level? (Gas const = R=288 J/KgK)
Find the velocity of the bullet and the distance it has traveled into the water after 4 seconds. Please show detailed step by step process to solution.
write a reflective assessment of how you rate yourself against these competencies and Describe the main learning outcomes that this course and the EWB project have generated for you over the semester. Have any of these learning outcomes been a ..
(a) derive an expression for the net work transfer for the cycle. Prove that for a Stirling Cycle, the net work transfer is always from the system to the surroundings.
calculate the kg mix- ture from the mixer, kg water evaporated, and kg jam produced.
The formula for the coefficient of performance 'COP' for air standard refrigeration cycle when we use cold air properties is not given in the text. Derive the expression for COP as function of the compression ratio similar to how the ideal Brayton..
Assuming that the bomb is perfectly insulated what is the temperature of the air in the bomb at the end of filling process? Assume air is an ideal gas with constant specific heats in a ratio Cp/Cv = γ = 1.4 and constant R= 287 J/kg K.
how long would it take to use up current reserves? suppose the total resource is five times current reserves; if the use rate continues to grow at 2.6 percent, how long would it take to use up the resource?
A steel cylinder with an internal radius of 50mm is designed to carry a maximum stress of 400 MPs. It is subjected to an internal pressure of 80 MPs.(i) Determine the required wall thickness.
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