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500 J of energy are transferred to a system in the form of heat while the thermal energy increases by 100 J . How much work is done by the system?
Visible light passes through a diffraction grating that has 900 slits per centimeter, and the interference pattern is observed on a screen that is 2.78 m from the grating, What is the difference between these wavelengths
You throw a ball straight down from an apartment balcony to the ground below. Find the height of the balcony
On the salt flats of Bonnevile, Utah (latitude 41 degrees N) the British auto racer John Cobb in 1947 became the first man to travel at a speed of 400 mph on land. If he was headed due north at this speed, find the ratio of the magnitude of the Co..
A 0.565-kg ball has an elastic, head-on collision with a second ball that is initially at rest. What is the mass of the second ball
A thin glass rod is submerged in oil. What is the critical angle for light traveling inside the rod? what is the refractive index of oil and glass
Find out the maximum distance d (along the ladder) that the monkey can climb up the ladder before rope breaks.
What is decrease in kinetic energy throughout the collision.
A satellite circles a spherical planet of unknown mass in a circular orbit of radius 1.9 x 10^7 m. If the satellite circles the planet once every 2.1 h in the larger orbit, what is the mass of the planet
The electric field of a sinusoidal electromagnetic wave obeys the equation , find the amplitude of the electric field of this wave
A 1kg block at the bottom of a ramp is on a compressed spring with the spring constant k=300N/m. what is the initial acceleration of the block up the ramp
An archer pulls the bowstring back for a distance of 0.470 m before releasing the arrow. What is the elastic potential energy of the drawn bow
An open organ pipe has its fundamental frequency at 320 Hz. The first overtone of a closed organ pipe has the same frequency as the first overtone of the open pipe, How long (in meters) is the closed pipe
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