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The stagnation pressure and temperature of air flowing past a probe are 120 kPa(abs) and 100 °C, respectively. The air pressure is 80 kPa(abs). Determine the airspeed and the Mach number considering the flow to be
(a) incompressible,
(b) compressible.
a bending test is used on an experimental cemented carbide material. based on previous testing of the material its
Why are they present only at the location noted?
One kilogram of air as an ideal gas executes a Carnot power cycle having a thermal efficiency 50%. The heat transfer to the air during isothermal expansion is 50 kJ. At the end of the isothermal expansion, the pressure is 574 kPa and the volume is..
a gas is contained ina vertical, frictionless piston cylinder device.the piston has a mass of 4kg and a crossectional area of 35cm^2. a compressed spring is above the piston exerts a force of 60N on the piston .if the atmospheric pressure is 95kpa..
if a mass of cobalt is replaced by a compound with a density of 4.13 mgm3 and results in a mass reduction of 0.79 kg
why is charpy v-notch cvn energy used as a surrogate for fracture toughness ki rather than using ki directly? what
a helical compression spring is made of no. 18 .0147 in wire having a torsional yield strength of 108 kpsi. it has an
a circular shaft of 120-mm diameter is subjected to end loads p 45 kn m 4 kn.m and t 11.2 kn.m. what is the factor
A spring stiffness k= 500 n/m is mounted against a 10 kg block. if the block is subjected to a force of 1 KN determine the velocity of the block at s=0.3 m when s=0, the block is at rest and the spring is uncompressed. The coefficient of fricktion is..
consider a concentric circular-tube annulus with outer diameter 2.5cm and inner diameter 1.25cm in which air is flowing
How to prepare a drawing in first angle projection and third angle projection and what is their basic principle and we do not make drawing in 2nd angle projection and 4th angle projection.
many commercial sinks and publicly-accessible showers have mixing valves underneath them which pre-mix the hot and cold
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