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If he is traveling at 40.4 m/s at the point shown and the radius of the vertical coaster track is 62 meters to the nearest newton, what does the scale read?
When 117 J of energy is supplied as heat to 2.00 moles of an ideal gas at constant pressure, the temperature rises by 2.00 K. calculate the molar heat capacity
A car with linear momentum 8.0 x 10^4 kg* m/s brakes to a stop in 5.0 seconds. What is the magnitude of the braking force?
If the center to center distance between thse two balls is 13.5 cm, calculate the magnitude of the gravitational force that each exerts on the other.
A skier is moving at 20.0 m/s down a 30 degree slope. He encounters wet snow and slides 145 meters before coming to a stop.
The imperial units for mass is slugs, for length is feet and for time is seconds. The imperial units for force is a pound.
You have a 16 oz cup of coffee at 180 degrees F. That is way too hot to drink. So you want to cool the coffee off and decide to add some cold water
Each of three bodies has a temperature-independent heat capacity C. The three bodies have initial temperatures of T1, T2, and T3 .
A cylinder contains 0.1 kg of water at 15 °C. A piston increases the pressure on the water isothermally from 1 atm to 100 atm
Find Xm, the maximum amplitude possible, for which the small block does not slide on the surface of the larger block.
Why is that a cat that accidentally falls from a 50-story building hits a safety net below with the same speed as if it fell from a 20-story building?
When a system is taken from state a to state b in the figure View Figure along the path acb, the amount of heat that flow into the system is 95.0 J
How long will coffee temperature be between 110 F and 130 F? This temperature is considered the optimum drinking temperature.
We consider a classical ideal gas of N particles of mass m which are independent of each other and are in a volume V.
If the coefficient of kinetic friction between a 12.0 kg crate and the floor is .30, what horizontal force is required to move the crate at a steady speed.
More modern fireworks replace potassium nitrate with potassium chlorate. The thermochemical equation for the decomposition of potassium chlorate
Second paragraph: Newton's first law, balance forces=no change in speed (with 2 examples).
At 9:00 PM a coroner arrived at a hotel room of a murder victim. The temperature of the room was 70 Degrees F.
Consider a thermally isolated system that consists of a body at temperature T1 and a large reservoir at temperature T2 > T1
At 9:00 PM a coroner arrived at a hotel room of a murder victim. The temp. of the room was 70 degrees F.
Lets assume that a very, very small drop of rain starts its way somewhere up in the sky with a mass of m0 and a velocity of 0.
The internal radius of the tube is 2.00 cm. (a) What is the average rate at which mechanical energy is transported to the opposite end of the tube?
How many calories are needed to raise 500 grams of water from 25 degrees Celsius to 40 degrees Celsius?
What physical conditions lead electrons in a metal to form a degenerated Fermi gas? Show that the density of states for an ideal two-dimensional Fermi gas
The system consists of 2 objects of Masses M and m and m