# Questions from Mechanical Engineering

Q: The uniform sign has a weight of 1500 lb and is supported

The uniform sign has a weight of 1500 lb and is supported by the pipe AB, which has an inner radius of 2.75 in. and an outer radius of 3.00 in. If they face of the sign is subjected to a uniform wind...

Q: A rigid, insulated tank whose volume is 10 L is initially

A rigid, insulated tank whose volume is 10 L is initially evacuated. A pinhole leak develops and air from the surroundings at 1 bar, 25°C enters the tank until the pressure in the tank becomes 1 bar....

Q: The solid circular shaft has a radius of 90 mm and Modulus

The solid circular shaft has a radius of 90 mm and Modulus of Rigidity G = 75 GPa. Determine: the maximum shear stress in the shaft and the angle of twist of A relative to C.

Q: Following stake holder actively participants in the design process for Design for

Following stake holder actively participants in the design process for Design for Manufacturing? A. Banks B. Outside suppliers C. Maintenance D. All of the above Design for manufacturing is a comp...

Q: The diffusion coefficients for carbon in nickel are 5.5 x

The diffusion coefficients for carbon in nickel are 5.5 x 10-14 m2/s at 600.

Q: The diffusion coefficients for carbon in nickel are given at two temperatures

The diffusion coefficients for carbon in nickel are given at two temperatures as shown in the table below. Determine the value of Qd?

Q: A. Explain Frenkel and Schottky defects in Ceramics. B

A. Explain Frenkel and Schottky defects in Ceramics. B. The modulus of elasticity for spinel (MgAl2O4) having 7 vol% porosity is 250 GPa. Compute the modulus of elasticity for the nonporous material...

Q: In MATLAB, write your own function of rotating two horizontal components

In MATLAB, write your own function of rotating two horizontal components into Radial and Transverse components. Please provide the code.