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A rigid, well-insulated tank contains a two-phrase mixture of ammonia with .0025ft^3 of saturated liquid and 1.5 ft^3 of saturated vapor, initially at 40lbf/in^2. A paddle wheel stirs the mixture un
A 1000w iron is left on the ironing board with its base exposed to air at 20degrees C. if the surface temperature is 400 degrees C , determine the rate of entropy generation during this process in s
The upper surface of a 50-cm-thick solid plate (k=237 W/mK) is being cooled by water with temperature of 20 degrees Celsius. The upper and lower surfaces of the solid plate maintained at constant te
A hot wire anemometer is a device to measure the velocity of a flow of air. It consists of a thin, cylindrical wire in cross flow. The wire with electrical resistance R=1 Ohm is held at a constant,
Draw the shear and bending moment diagrams for the beam and loading shown and determine the maximum normal stress due to bending.
A series of parcels is carried on a belt, which goes over a pulley with 600 mm diameter. If the belt starts from rest with a constant 150 mm/s2 acceleration, determine the time at which the first p
Determine an expression for steady temperature distribution in a long hollow cylinder with specified surface temperatures if the termal conductivity of thee cylinder varies linearly with temperatur
The 2kg block A and the 5kg block B are initially at rest on the inclined plane as shown. All surfaces in this system have a coefficient of static friction of , and a coefficient of kinetic friction
For a brief time, the Formula 1 championship held one of the races in the USA at the Indianapolis International Speedway. A part of the circuit utilised one of the banked corners that makes up the m
Air as an idea gas is compressed from a state where the pressure is 0.1 MPa and the temperature is 27oC to a state where the pressure is 0.5 MPa and the temperature is 207oC. Can this process occur
Water at 25 degrees C enters a heat exchanger at 0.1 kg/s and exits at 50 degrees C. Kerosene enters the other side of the exchanger at 100 degrees C at a rate of 0.1 L/s.
Computer micro code etc, Need this in a hurry will pay whatever.Its due by the end of today and just curious if you guys could do it that fast.
Find the velocity of the satellite relative to that of the International Space Station half an hour after the pass over. Give the Power (P) as a function of the force (F) that the engines need to gene
Use the perfomance characteristics of the marine propeller to estimate the diameter and operating speed required to propel the supertanker using a single propeler?
Find the power (in HP) of the compressor, the heat rate added (in BTU/hr), and the heat rate rejected (in BTU/hr), and compare the Coefficient of Performance.
Determine the minimum coefficient of static friction between the worker's shoes and the ground so that the 80 kg worker can move the crate.
Determine the mass rate of water flowing (kg/s) Height between manometer 1 (P1 ) and manometer 2 ( P1) is 12 cm.
Find the constant C in terms of the specific weight and viscosity and the angle ?. Find the volume flux Q per unit width in terms of these parameters.
Knowing that the rocket is fired vertically from the ground, determine its acceleration (a) as it is fired, (b) as the last particle of fuel is being consumed.
A 5.00in wide X .25in thick flat steel plate steps down to a width of 2.50in and is subjected to axial force. Calculate the stress concentration factor K-sub-t (Kt) at this step.
Find the size of the sample required to estimate the mean age of textbooks currently used in college courses. Assume that you want 94% confidence that the sample mean is within 0.1 year of the popul
If electricity costs 8.5 cents per kWh determine the actual operating cost and the minimum theoretical operating cost, each in $/day.
Design a compound gear train that yields a train value of +300:1. From Interference considerations, no pinion shouicl have fewer than 15 teeth.
your company owns a parcel of land in a currently undeveloped part of the country. Based on expected monetary value of persent worth, what, if anything should be done with the land?
A body with the shape of a rectangular parallelepiped moves without slipping on two cylindrical rollers. The mass os each roller is 1200 kg, and the mass of the body is 2200 kg. Determine the accel