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1. Refrigerant-22 enters a turbine at 300 psi, 280°F, 2000 ft3/hr. The exit is at 15 psi, 10°F.
a. Find the mass flow rate (lbm/s).
b. Find the power generated by the turbine (HP). 1 HP = 2545 Btu/hr.
Consider the following fission reaction (1n)+235U --> 90Kr + 142Ba +4(1n) +6 \(\gamma\) where 90Kr and 142Ba are the initial fission fragments. What is the total energy eventually emitted
The angles are measured counterclockwise from an axis pointing to the east, the + x direction. Determine the resultant displacement from the starting point. Enter the distance in paces (without units) and the angle relative to the positive x-ax..
A mass of 0.25 kg is attached to a horizontal spring with a spring constant of 4.0 N/m. Write an expression for the position of the mass as a function of time
A ball is shot from the ground into the air. At a height of 8.6 m, the velocity is observed to be v = (8.1)i + (5.3)j in meters per second (i horizontal, j upward). To what maximum height will the ball rise
A 4.4kg ball with a velocity of 5.0m/s in the+x-direction collides head-on elastically with a stationary 2.5kg ball. What is the speed of the second ball after the collision
The speed of a projectile when it reaches its maximum height is 0.38 times its speed when it is at half its maximum height
A 2.0 kg ball moving with a speed of 3.0 m/s hits, elastically, an identical stationary ball as shown. find the speed and direction of the second ball after the collision
Presume the electron is at the midpoint between the proton.
W hat is the ratio of an amplitude of the damped oscillations
In the annual battle of the dorms, students gather on the roofs of Jackson, A second balloon launched at the same angle hits the edge of Walton's roof. Find the initial speed of this second balloon
When a 24 Ohm resisotr is connected across a 12 Volt Battery, a current of 482 ma flows. What is the power delivered by the emf of the battery
A metal rod is 40.127cm long at 20.3 oC and 40.149cm long at 45.0 oC. Calculate the average coefficient of linear expansion of the rod's
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