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A pendulum has 216 J of potential energy at the highest point of its swing. How much kinetic energy will it have at the bottom of its swing? Joules
A small 17 kilogram canoe is floating downriver at a speed of 1 m/s. What is the canoe's kinetic energy? Joules
A 8 kilogram cat is resting on top of a bookshelf that is 3 meters high. What is the cat's gravitational potential energy relative to the floor? Joules
A 263 kg motorcycle moves with a velocity of 7 m/s. What is its kinetic energy? Joules
Calculate the true mass (that it would have in the absence of air) of a piece of aluminum whose apparent mass is 2.0000 kg
A skydiver is falling downward through the air. He weighs 241.5 pounds. There is an upward force of air friction opposing his fall. What is the upward force of air friction
Interpret the slope, intercept, and coefficient of determination, and test the slope for significance. What is your best estimate of the number of retirements next month if there are 620 employees older than 60? Could this number be as high as 30?
Consider two massless springs connected in series. Spring 1 has aspring constant k_1, and spring 2 has a springconstant k_2. A constant force ofmagnitude F is being applied to theright. When the two springs are connected in this way, they form asy..
An oscillator vibrating at 1220Hz produces a sound wave that travels through an ideal gas at 325 m/s when the gas temperature is 22.0 ?C. What should the gas temperature be to achieve this wavelength
In which region of the electromagnetic spectrum is this electromagnetic wave?
A liter of water has a mass of 1 kg and the mass of a water molecule is 18 amu. How many molecules of water are there in 2 L of water
A + 4.75 C and a -3.55uC charge are placed 18.5cm apart. Where can the third charge placed so that there is not a net force
A car travels due East with a speed of 33.5 km/h. Rain is falling vertically with respect to the Earth. Find the velocity of the rain with respect to the car
The directors of the Ufizzi museum decide to assassinate the curator of the Prado museum with producing 2 mostaccioli noodles (hollow open at both ends) for him as a gift. Discover the value for the next highest frequency that the stuffed noodles wil..
Singly ionized carbon is accelerated through 1000 V and passed into a mass spectrometer to determine the isotopes present. The magnetic field strength in the spectrometer is 0.200 T. determine the orbit radii for the 12C and 13C isotopes as they pa..
What is a rankine cycle? How does one develop the efficiency in the said cycle?
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