Determine the absolute maximum shearing stress
The 4 in diameter brass shaft shown is fixed at end a and fastened securely to a rigid horizontal member at end b. determine the absolute maximum shearing stress in the brass shaft.
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The catapult on an aircraft carrier can take an aircraft weighing 300,000 N from 0 to 82 m/s in 11 seconds, at which time the aircraft launches. What is the acceleration of the aircraft when it launches?
If you had the chance to set up a simple experiment at your workplace to test a hypothesis, would you have your research design focus on group comparison (e.g., t-test), pre-post change (e.g., paired t-test), or correlation between variables (e.g.
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Suppose cholesterol levels for adult American women are normally distributed with a mean of 185 mg/l and a standard deviation of 28.8. What is the probability that a woman has a cholesterol level between 190.76 and 208.04?
A hollow shaft with outer and inner diameters respectively equal to 60mm and 25mm rotates at 240 rpm. Determine the power that the shaft can transmit.torque max = 50MPa.
An aircraft weighing 840 N is accelerated at 8.3 m/s/s for 5 seconds, at which time the aircraft launches. Assume the acceleration is constant. What is the force required to launch the aircraft?
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Suppose bar-x is 67, Ho: mean = 50 and Ha: mean>50. The p-value from the one-sample z-test is 0.03. The p-value means:
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