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You wish to make a mass spectrometer with a chamber 57 centimeter on a side.
Part A Find how large a magnetic field is needed to keep singly ionized helium atoms (4He) with kinetic energy 210 eV within the chamber?
an insulated thermos contains 151 cm3 of hot coffee at 75 degc. you put a 12.0 g ice cube at its melting point to cool
A pendulum clock is accurate on earth, where the period of its pendulum is 1.00 s. During a 2 h interval, what would be the elapsed time shown on the clock
If we drop a small metal sphere into the water and watch its motion, it will quickly reach terminal velocity. what is the Reynold's number of this sphere
A spring is compressed by 0.0617 m and is used to launch an object horizontally with a speed of 2.58 m/s. at what angular frequency (in rad/s) would it oscillate
Consider an LC circuit in which the inductance is 345 mH and the capacitance is 0.13 muF. What is the resonant angular frequency
Your spaceship lands on a planet that has a gravitational force whose magnitude is 1/5th of Earth's gravitational force. If you weigh 800 N on Earth
A 20.2 kilogram boy descends a slide 3.1 meter high and reaches the bottom with a speed of 2.1 m/s. Find how much thermal energy due to friction was generated in this process
A uniform pole is propped between the floor and the ceiling of a room. The height of the room is 8.00 ft, and the coefficient of static friction between the pole and the ceiling is 0.569. What is the length of the longest pole
An archer shoots an arrow with a velocity of 45m/s at an angle of 50 degrees with the horizontal. An assistant standing on the level ground 150 m downrange from the launch point throws an apple straight up with the least initial speed required to ..
A biologist keeps a specimen of his favourite beetle embedded in a cube of polystyrene plastic. What is the beetle's actual distance beneath the surface
Mike runs in lane one around a curve, as Maurice runs in lane eight around a curve. The radius of lane eight is twice as big as the radius of lane one. If Mike has to run 50 m to get completely around the curve in lane one, how far does Maurice have ..
A 1.7-m length of horizontal pipe has a radius of 6.50 10-3 m. What is the pressure in the flowing water at the left end of the pipe
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