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What is the thermal and mechanical efficiency for this engine when used as heat pump and refrigerator with the following propties;
Temperature difference (with respect to 21° C): Refrigerator: -4 K (reservoir: +6 K) Heat pump: +13 K (reservoir: -1 K)
Power varies (1_4)W
RPM varies (1000_650)
Generator voltage=6 V
gear a accelerates clockwise from rest to 100 rpm in 2 seconds. determine the angular acceleration of gear b and the
the temperature of a flowing gas is to be measured with a thermocouple junction and wire stretched between two legs of
A launch approaches a wharf at a speed of 10.5 knots(=5.4m/s).The engine are put in the reverse when the launch is 10 m from the wharf, the retardation being 1.25m/s squared. will the launch come to rest before hitting the wharf.. If not, with wha..
Derive the operational transfer function and the sinusoidal transfer function for an RC high-pass filter. Plot the step response and the complete frequency response (magnitude and phase).
In an experiment to determine drag, a circular cylinder of diameter d was immersed in a steady two dimensional incompressible flow. Measurements of velocity and pressure were made at the boundaries of the control surface shown. The pressure was found..
driving a 2000-ft loaded horizontal conveyor at 4 fts requires 35hp. what horsepower would be required if the conveyor
calculate the minimum heating and cooling requirements identify the pinch temperature and construct a temperature
Determine the smallest gauge of copper wire which must be used if the indicated maximum temperature is to be less than 202°C - Explain what is meant by 'the law of intermediate metals' relating to temperature measurement using thermocouples.
you are designing a mobile device to extract water from a well through a tube. assume your device is able to create a
Is it possible to have a copper–silver alloy that, at equilibrium, consists of a \beta phase of composition 92 wt% Ag–8 wt% Cu and also a liquid phase of composition 76 wt% Ag–24 wt% Cu? If so, what will be the approximate temperature of the alloy? I..
a steel insert of 60mm internal diameter and 70mm external diameter is shrunk with a diameteral interfernce of 0.1mm
Design of absorption column and the cooler. Process design of other units should be completed along with pipe sizes.
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