a. Calculate the isentropic exponent (k) by Equation 3 using the average temperature defined byT = (T1+3T2)/4. This form of average temperature was defined to obtain better match between the rigorous and shortcut method results. b. Calculate the isentropic efficiency (ηIsen) by Equation 5....
How do you convert calories to Joules using a formula? A DC motor consumes 36 MJ of energy when connected to 230 V FOR 2.5 hours. a. Calculate how many kWh is the amount of energy mentioned above. b. The power taken by the motor from the mains. c. The current taken by the motor...
How can you use mechanical advantage and velocity ratio to determine the efficiency of a lever? Explain how electrical equipotentials are experimentally measured. What is the dimensional formula of stress? How does a clamping circuit change the input waveform? How...
Calculate the work done on the gas along paths (a) IAF, (b) IF and (c) IBF. Mathematically speaking, how do we know the area inside the P-V curve is equal to the work done by the gas? Consider the cyclic process described by the figure. If Q is...
Calculate its maximum efficiency. What is the kinetic energy of a 1250 kg car moving at 12.5 m/s? How much work would the engine have to do to double the car's speed? A car that weighs 960 kg can accelerate from rest to 100 km hr in a time of 7.2 s. What average power must ...
Answer to: Explain how limit load factors change with changes in aircraft weight. Support your answer with formula work and/or calculation example...
The procedure and relations used to calculate the investment cost of different elements of the wind turbine are reported in [9]. Table 6. Cost balance equations, auxiliary equations, and purchase cost functions for different components of the hybrid HDH-RO system. 4.7. Main Performance and ...
both computed respectively as: PW F = 1 (1 + ir)nr (53) SVi = λ× Zi (54) To accurately calculate the cost indicators, the equipment cost must be updated using the chemical engineering plant cost index (CEPCI), which is defined as the cost index for the present year to the referen...