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When 1160 of heat are added to one mole of an ideal monatomic gas, its temperature increases from 272K to 275K.
Find the work done by the gas during this proces.
Find the speed an alpha particle requires to come within 4.0x10-14 m of a uranium nucleus. Find the energy of the alpha particle
the magnetic field amplitude of an electromagnetic wave is 8.5E-7 T. Calculate the ampitude of the electric field if the wave is travelling in Air
Monochromatic light shines on a diffraction grating. When the light source and the grating are in air, At what angle does the first-order maximum occur when the source and the grating are immersed in water (n = 1.32)
An important news announcement is trans- mitted by radio waves to people who are 122 km away, sitting next to their radios, and by sound waves to people sitting across the newsroom, 1.2 m from the newscaster. Take the speed of sound in air to be 345 ..
Two students perform an experiment with a train and a ball. Michelle rides on a flatcar pulled at 8.35 m/s by a train ona straight, horizontal track. What was the initial speed of ball as seen by Gary
A street lamp weighs 146 N. It is supported equally by two wires that form an angle of 120° with each other.
A Histogram shows that the mean of rain in the area has increased over the last 5 years. What is the probability that the mean would be higher this year than in the previous 5.
A 30.0-g goldfinch lands on a slender branch, where it oscillates up and down with simple harmonic motion of amplitude 3.50*10^-2m and period 1.50s. What is the maximum acceleration of the finch
convert normal blood pressure readings of 120 over 80 mm hg to newtons per meter squared using the relationship for
Sit on a rotating chair. Slowly twist your body in one direction and after that rapidly twist it in the other. What is going to happen? Is angular momentum conserved and if not why.
A 150 g block of ice at 0 C is dropped into 350 g of water at 25 C, compute the final equilibrium temperature
A cat is being chased by a dog. Both are running in a straight line at constant speeds. How fast did the cat run
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