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The fig. shows a uniformly dense rectangular brick of length a, height b resting on a rough inclined plane of angle theta.
If your DV requires you to classify students by their major (e.g., accounting, human resources, health services, financial management, etc.)
Which measurement is more important the Mode, the Mean, or the Median?
Treat this problem with the simple pendulum in mind. A person pulls a bowling ball 0.5 m behind them and lets gravity cause it to swing forward.
Imagine that you are a researcher who has collected data from 5,000 participants on a variable of interest that is likely to be normally distributed.
American On Line ran a poll of its Internet subscribers and asked this question - Should the World Trade Center towers be rebuild?" among the 1,304.240 response
In terms of M1 and M2, determine the minimum value of µ_s that will prevent the blocks from moving.
Find out the mass of the air in a room 3.00m by 4.00m by 5.00m given that the temperature is 200 C at atmospheric pressure (1atm = 101000 Pa)
Solve the equations for the normal reaction force on the system and the force exerted by the man on the system.
The displacement x of the object as a function of time is shown in the drawing below. With the aid of this data, determine the following values.
For a diatomic gas near room temperature, the internal partition function is simply the rotational partition function multiplied by the degeneracy Ze
The wagon next to the locomotive has a mass of 80,000 kg, the next one, 50,000 kg, and the last one, 70,000 kg.
A balloon filled with 40 moles of He at 3 atm pressure and at room temperature (300 K) expands isothermally from a volume Vi to a volume Vf
Three boxes rest side-by-side on a smooth, horizontal floor. Their masses are 5.0 kg, 3.0 kg, and 2.0 kg, with the 3.0-kg mass in the center.
A small container of gas undergoes a thermodynamic cycle. The gas begins at room temperature. First the gas expands isobarically until its volume doubles.
A falling skydiver has a mass of 110 kg. What is the magnitude of the skydiver's acceleration when the upward force of air resistance.
A student wants to determine the coefficients of static friction and kinetic friction between a box and a plank.
Consider an ideal 2-state paramagnet. The entropy is given by:
A block is released from rest at point P and slides along the frictionless track shown. At point Q, its speed is.
0.110 moles of a mono atomic gas follows the process shown in the figure
A sledge loaded with bricks has a total mass of 18.0 kg and is pulled at constant speed by a rope. The rope is inclined at 20.0° above the horizontal
You add 2 ounces of cold water at 40 degrees F. How much will the water you added heat up? How much will the coffee that you poured the water into cool down?
Find the force P necessary to push a 50.6 kg block down an incline of 32.4 degrees with an acceleration of 1.78 m/s^2. P .
A Carnot engine has a power output of 150 kW. The engine operates between two reservoirs at 20.0C and 500C. How much energy does it absorb per hour?
Block A in the figure weighs w1 and block B weighs w1. The coefficient of kinetic friction between all surfaces is uk.