What force is exerted on person by gravitational attraction
A person weighs 180lbs at sea level. the radius of the earth is 3960 mi. what force is exerted on the person by the gravitational attraction of the earth if he is in a space station in near-earth orbit 200 mi above the surface of the earth?
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Consider a metal single crystal oriented such that the normal to the slip plane and the slip direction are at angles of 43.1 degrees and 47.9 degrees, respectively , with the tensile axis.
let x be a discrete random variable with a pmf: p(X) = c * (.6)^x , x = 1,2,3..
Calculate the smallest size of a surface crack (in mm) that will lead to catastrophic failure at an applied stress of 0.45 times the yield stress. Assume that the dimensionless parameter Y = 1.0.
A 32 cm diameter conducting sphere is charged to 300 V relative to V = 0 at r = infinity . (a) What is the surface charge density ??
A researcher conducts a study and concludes that a new behavioral health treatment program significantly reduces one's risk for disease compared with risk levels in the general population (d = -0.64). Interpret the size of this effect.
A metal sphere of radius r0 = 0.23 m carries a charge Q = 0.70 µC. Equipotential surfaces are to be drawn for 100 V intervals outside the sphere. Determine the radius r of the following equipotentials from the surface.
Air enters the compressor at 98 kPa and 295 K at a rate of 10 kg/s and exits at 1 MPa and 620 K. Determine the excess power produced by the generator that can be used for other purposes.
To increase the value of estimated Cohen's d, a researcher increases the sample size. Will this change the value of d?
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