150 lb of force is applied at the end of a shaft that is 2 1/2 ft long. It is applied

at an angle of 90° to the lever. How much torque is produced? If the shaft is

rotating at 350 rpm, what is the power?

The density of oxygen contained in a tank is 2.0 kg/m3 when the temperature is 25 °C. Determine the gage pressure of the gas if the atmospheric pressure is 97 kPa.

The mechanical properties of a metal may be improved by incorporating fine particles of its oxide. Given that the moduli of elasticity of the metal and oxide are, respectively, 68 GPa and 380 GPa, what is the (a) upper-bound, and (b) lower-bound

Define the function test_statistic which takes in an expected proportion and an actual proportion, and returns the value of the second test statistic in the previous question.

If the surface energy of a magnesium oxide - nickel oxide (MgO-NiO) solid solution is 1.05 J/m2 and its elastic modulus is 198 GPa, what is the maximum length of an internal elliptical flaw, in mm, if the ceramic part must survive an applied tensile

Describe the steps, tools, and technology needed in detail and explain how mass-producing this piece could increase efficiency and profit.

Between a hypothesis and a prediction

A local reaction is when a chemical enters the bloodstream?

The rules for ordinary arithmetic involving addition, subtraction, and multiplication carry over into modular arithmetic. Tru

An air-conditioning system is used to maintain a house at 70°F when the temperature outside is 100°F. The house is gaining heat through the walls and the windows at a rate of 800 Btu/min, and the heat generation rate within the house from people,

The electricity we use is static or current electricity?