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An 250 kg air hockey puck is tied to a peg. The puck is given a push and moves around the peg at a constant speed in a circle. The puck is found to go around the peg 5 times in 6.7 s. The string is .45 m long.
A. What is the acceleration of the puck?
B. What is the tension in the string?
The partition is now removed, and the water expands to fill the entire tank. Find out the final temperature of the water and the volume of the tank for a final pressure of 10 kPa.
What is the net force exerted on the skier, assuming his acceleration is constant.
A submarine dives to a depth of 157 feet in the ocean. What is the force (in pounds) acting on a hatch
A race car, traveling at a constant speed of 50 m/s, driver around a circular track of radius 500 m. What magnitude acceleration does it experience
Coherent light of wavelength 540.4 nm is sent through two parallel slits in an opaque material. Each slit is 0.700 µm wide. How many bright fringes are visible on the screen
A circuit with 2 capacitors, C1= 36.0 microF and C2=28.0microF, are hooked up in a series with each other, How much electric potential, V, is applied to the circuit
The maximum current in a particular type of solenoid (used in strong B field research) can be as large as 4 kA. what is the maximum size of the magnetic field produced inside the solenoid
q1. two alpha particles helium nuclei each consisting of two protons and two neutrons have the3 electrical potential
Two astronauts floating at rest with respect to their ship in space decide to play catch with a3-kg asteroid. What is Joe's speed right after his first catch
the escape speed starting from the surface of the earth is 11.2 km/s(neglecting any effects of the earth's orbital motion, what would be the escape speed from that planet
At NASA's Zero Gravity Research Facility in Cleveland, Ohio, experimental payloads fall freely from rest in an evacuated vertical shaft through a distance of 132 m. How fast will the payload be traveling when it reaches the bottom of the shaft
As seen from the window of a space station, a 99.0 kg satellite sailing along at 9.4 m/s collides head-on with a small 286.0 kg asteroid, What is the final velocity of the asteroid
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