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What is the total translational kinetic energy in a test chamber filled with nitrogen (N2) at 2.03×105 Pa and 20.7°C? The dimensions of the chamber are 3.00 m × 6.00 m × 8.30 m. The ATOMIC weight of nitrogen is 28.0 g/mol, Avogadro's number is 6.022 × 1023 molecules/mol and the Boltzmann constant is 1.38 × 10-23 J/K.
Two identical conducting spheres, fixed in place, attract each other with an electrostatic force of -0.6311 N when separated by 50 cm, center-to-center, What are the smaller and larger values
A student yells across a street at a concrete wall. The student hears an echo 0.500 seconds later. If the speed of sound in air is 343 m/s, what is distance from the student to the wall only.
A boy shoves his stuffed toy zebra down a frictionless chute, starting at a height of 1.67 m above the bottom of the chute and with an initial speed of 1.97 m/s
what is the value of the R that gives zero pressure? write down it in terms of h, W and fundamental constants.
The first-order bright fringe is a distance of 4.84 from the center of the central bright fringe. For what wavelength of light would the first-order dark fringe be observed at this similar point on the screen.
A 64 woman stands on a very light, rigid board that rests on the bathroom scale at each end. 1.5 m left of her and 2.0m total. what is the reading on each of the scales.
The tension in the string when the ball is at the very bottom of the circle is 4.3 N. At the very bottom of the circle, a very sharp knife is suddenly inserted, to cut the string directly below point of support. How far to the right of where the s..
A 8760-kg car is travelling at 29.7 m/s when the driver decides to exit the freeway by going up a ramp, What is the magnitude of the average drag force exerted on the car
What is the minimum rate of rotation, in revolutions per minute, required for the spheres to contact the cylinder wall
A 65-kg person wants to get to the top of a 2 m high ledge by swinging up to the top by running and grabbing a suspended rope suspended 5m above the ground by a tree.
what must be done to increase the velocity of a rocket. Calculate the horizontal force that must be applied to produce an acceleration.
When light of a certain waveleght is incident normally on a certain diffraction grating the line of order 1 ia at a diffraction angle 25 Degrees
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