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For each of the following cases, determine the specified properties and show the states on a sketch of the T-u diagram.
(a) For Refrigerant 22 at p = 3 bar and v = 0.05 m3/kg, determine T in °C and u in kJ/kg.
(b) For water at T = 200°C and v = 0.2429 m3/kg, determine p in bar and h in kJ/kg.
(c) For ammonia at p = 5 bar and u = 1400 kJ/kg, determi-T in °C and v in m3/kg.
A 5.0 g hollow plastic ball is attached by a thread to the bottom of a beaker. When the beaker is filled with water so that the ball is completely submerged, the tension in the thread is 2.0 multiplied by 10-2 N. Decide the diameter of the ball.
Calculate the diffusion coefficient for the diffusion of carbon in gamma-iron at 1x10^3 degrees Celsius. Express your answer in the form X x 10^Y, using units of m2/s
question1the unique temperature of the water in the large bowl was 25degc. the temperature of a molecule that changes
Suppose a 5.0 meter diameter telescope were constructed on the dark side of the moon. The viewing there (except for brief periods of sunlight) would be excellent. As an example, what would be the separation between two objects that could just be r..
An ideal spring is utilized to fire a 15.0 g block horizontally across a frictionless table top. The spring has a spring constant of 20 N/m and is originally compressed by 7 cm. The speed of the block as it leaves the spring is:
On a workday the average decibel level of a busy street is 71 dB, with 100 cars passing a given point every minute. If the number of cars is reduced to 40 every minute on a weekend
A vertical straight wire carrying an upward 24-A current exerts an attractive force per unit length of on a second parallel wire 7.5 cm away. What current (magnitude) flows in the second wire? What current (direction) flows in the second wire?
Doing a report about Chernobyl disaster now, and the knowledge and focus on is Physicists use models to explain and reconcile observed energy phenomena;
two resistors have resistances rsmaller and rlarger where rsmaller lt rlarger. when the resistors are connected in
Penny's eraser was accidentally dropped out of the window and falls into the street. The window is 9 m above the road. What is the speed of the eraser when it hits the floor
An iced tea glass is 15 cm tall and has a diameter of 8.0 cm. The glass sits on a garden table on a sunny day and is completely filled to the brim with water, What is the value of the angle
Let two objects of identical mass m collide. Object one has initial velocity v, directed to the right, and object 2 is initially stationary. If the collision is perfectly elastic, determine the final velocities of both objects
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