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If the object is located between the focal point and the mirror surface where is the object to be located if it is virtual, upright, and magnified.
Determining position of an object in front of a screen to obtain a image of size twice larger than its original size on the screen.
In a die-casting operation 0.1 kg charges of molten zinc alloy at 410 degrees C are injected at a rate of 120 charges per hour. The liquid metal has the specific heat of 500 J kg-1 K-1 and a freezi
The original angular velocity of the blade is ω0 = 0.5 rad/s. After 3 seconds, blade is turning with an angular velocity of ω = 2 rad/s as shown in the diagram. Conclude the distance po
Determining the maximum vertical acceleration given to a pipe, and the normal reactions acting on the wheels.
Estimate the gravitational force exerted by a shuttle on Earth.
The purposes of this lab are to learn the use of a vernier caliper, make some basic length measurements and to use these measurements to calculate volumes and densities.
Develop a formula for finding the time constant of the liquid level system shown in the below figure. When the average operating level is h0. The resistance R is linear.
Make the following unit conversions for parts (a) through (e) in table below. Show the work using a step-wise approach (e.g., show the conversions of the numerator and denominator separately).
Determining the surface tension (adhesion) force on water inside a tube and height to which the water rises in the tube.
What is the ratio of the dynamic viscosity of air to that of water at standard pressure and a temperature of 20 o C? What is the ratio of the kinematic viscosity of air to that of water for the equa
The velocity distribution for the flow of crude oil at 100?F (μ=8x10-5 lbf•s/ft2) between two walls is given by u = 100y(0.1 - y) ft/s, where y is measured in feet and the space between the
One means of determining surface level of liquid in a tank is by discharging a small amount of air through a small tube, the end of which is submerged in the tank, and reading the pressure on the ga
A 90° inverted cone contains water as shown. The volume of the water in the cone is given by V = (p/3) h3. The original depth of the water is 10 cm. A block with a volume of 200 cm3 and a specif
A pipe with a 2m diameter carries water having a velocity of 4 m/s. What is the discharge in cubic meters per second and in cubic feet per second.
Calculating the mass flow rate of the water discharged from a pipe.
An engineer is tasked with designing a pump station to convey wastewater at a flow rate of 250 m3/hr, to an equalization tank. A velocity of as a minimum 3 ft/s must be maintained in the pipe to pre
If a 200 N force F1 is applied to the piston with the 4 cm diameter, what is the magnitude of the force F2 that can be resisted by the piston with the 10 cm diameter? Ignore the weights of the pisto
Some skin divers go as deep as 50 m. What is the gage pressure at this depth in fresh water, and what is the ratio of absolute pressure at this depth to normal atmospheric pressure? Suppose T = 20&d
Find out the minimum volume of concrete (y = 23.6 kN/m3) needed to keep the gate (1 m wide) in a closed position; l = 2 m. Note the hinge at the bottom of the gate.
Determine the magnitude, direction, and line of action of the vertical and horizontal components of hydrostatic force acting on a surface.
plan on this same figure your best guess of the quantitative behaviour of the inlet concentration versus time. Be sure to label the graph with quantitative information regarding times and magnitudes
Explain two different energy alternatives to fossil fuels in detail. Discuss how they work, how they compare with fossil fuels, and their relative advantages and disadvantages.
What types of microstructures are produced by full annealing i) a eutectoid steel and ii) a hypoeutectoid steel.
Calculating the weight percent austenite and weight percent proeutectoid ferrite in hypoeutctoid plain carbon steel.