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A monatomic ideal gas (1 mole) undergoes this cycle: starting from 1 atm, 0? C, it contracts adiabatically to P = 2 atm, then it expands isothermally, then it contracts isobarically. (a) Sketch the cycle, indicating P, V, and T, for all points. (b) What is the efficiency of this cycle? (c) What is ?S for each leg of the cycle?
A fire helicopter carries a 649 kg bucket of water at the end of a 18.7 m long cable. Flying back from a fire at a constant speed of 44.2 m/s, Determine the force of air resistance on the bucket
An object is dropped from rest from a height of 4.1 multiply.gif 107 m above the surface of the Earth. what is its speed when it strikes the Earth?
A light ray strikes this material (from air) at an angle of 33.1° with respect to the normal of the surface. Calculate the angle of the reflected ray
Light of wavelength 500nm is incident normally on a diffracation grating. Determine the total number of primary maxima that can be observed in this situation
Compute magnitude and direction of magnetic field produced by the moving belt at a point just above its surface .
A jet plane passes over you at a height of 5030 m and a speed of Mach 1.53. (a) Discover the Mach cone angle.(b) How long after the jet passes directly overhead does the shock wave reach you? Utilize 331 m/s for the speed of sound.
air enters an isentropic turbine at 145 psia and 900f through a 0.52 f2 area with a velocity of 595 fts. it leaves at
a weather balloon with a volume of 270.0 l is launched at 20degrees c at sea level where the atmospheric pressure is
A 2.93kg stone is tied to a thin, light wire wrapped around the outer edge of the uniform 9.83kg cylindrical pulley, Find the angular acceleration of the pulley
An AC voltage source has an output voltage given by Δv = (155 V) sin377t. Discover the rms voltage output. Discover the frequency of the source.
Two sound sources radiating in phase at a frequency of 485 Hz interfere such that maxima are heard at angles of 0 and 22° from a line perpendicular to that joining the two sources. Find out the separation between the two sources.
A car of mass 1,900 kg is initially traveling at a speed of 10 m/s. The driver then accelerates to a speed of 25 m/s over a distance of 500 m. Calculate the change in the kinetic energy of the car
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