Consider two identical 80-kg men who are eating identical meals and doing identical things except that one of them jogs for 30 min every day while the other watches TV. Determine the weight difference between the two in a month.

## Relative humidity and temperatureAir at 308C, 1 bar, 50% relative humidity enters an insulated chamber operating at steady state with a mass flow rate of 3 kg/min and mixes with a saturated moist air stream entering at 58C, 1 bar with a mass flow rate of 5 kg/min. A single mixed .. |

## Heat transfer from the compressor to its surroundingsair enters a compressor with a pressure of 14.7 lbfin2 a temperature of 70 degrees f and a volumetric flow rate of 40 |

## Estimate the theoretical kw electrical demand that thisa vapor compression refrigetarion cycle has a theoretical cop of 4.8 and provides 120000 btuh of cooling. the |

## Crystal subjected to uniaxial compressionNaCl crystals slip on {110} slip systems. There are six systems of this type. Consider a crystal subjected to uniaxial compression parallel to z = [110]. |

## After the 300 pipe run this 6 pipe has a sudden enlargementa 6 nominal pipe size schedule 40 steel pipe has a chamfered entrance and 300 ft. long. the velocity is 20 ft per sec. |

## This should produce saturated ammonia vapor at -20 c in thea mixing chamber receives 3kgmin ammonia as saturated liquid at -20 c from one line and ammonia at 40 c 300 kpa from |

## Show that any connected triangle free planar graph has atA simple graph is triangle-free when it has no simple cycle of length three. Prove for any connected triangle-free planar graph with v>2 vertices and e edges. e |

## Determine the flow rate of oil throughDuring the flow, the pressure at the pipe inlet and exit is measured to be 8.25 bar and 0.97 bar, respectively and determine the flow rate of oil through the pipe assuming the pipe is horizontal. |

## Calculate the total moment about the hingeCalculate the total moment about the hinge of the seal gate - Describe the operation of a device which uses hydraulic pressure. |

## The airplane travels before hitting the slopeA paper airplane is thrown up a hill with slope theta = 16.26 deg during a rainstorm. The airplane has an initial speed of 10 ft/s and is fired at an angle of phi=32.52 deg from the horizontal. Rain accumulation on the wings results in a vertical acc.. |

## The exit speed and pressure is 32 ms and stmosphericwater flows steadily through a horizontal fire hose and nozzle. the hose is 75 mm inside diameter and the nozzle tip is |

## Horizontal motion of the piston rod of the hydraulichorizontal motion of the piston rod of the hydraulic cylinder in figure 7 controls the rotation of link ob about o. for |

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