Compare the specific fuel consumption of a turbojet and a ramjet that are being considered for flight at M = 1.5 and 50,000 ft altitude (ambient pressure and temperature: 11.6 kPa and 205 K, respectively).

Define the difference between yield stress and proof stress

A thermocouple element when taken from a liquid at 50°C and plunged into a liquid at 100° C at time t = 0 gave the following e. m. f. values. Determine the 95% response time. Use linear interpolation inside the intervals

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How can you tell that you're driving in the right direction

What is an environmental purpose of providing hunting licenses

A (n) 78-hp compressor in a facility that operates at full load for 2500 h a year is powered by an electric motor that has an efficiency of 93 percent. If the unit cost of electricity is $0.

What design advantages can you identify in the location of the controller

A dam 75 ft wide, with a nominal flow rate of 260 ft3/s, is to be studied with a scale model 3 ft wide, using Froude scaling as the most important similarity parameter.

The primary heat transfer mechanism that quickly warms my hand if I hold it directly above a campfire is: a) - Radiation b) - Inductance c) - Convection d) - Conduction

A long thin copper rod (K = 377 W/m K) 10 mm in diameter is exposed to an environment at 22 oC. The base temperature of the rod is maintained at 150 oC. The heat transfer coefficient between the rod and the environment is 11 W/m2 K.