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Question
Heating an average size home in Madison, WI during the month of January consumes 280 therms of natural gas. The heating value of natural gas is 22,000 BTU/pound and for every pound of gas that is burned 2.75 pounds of carbon dioxide are produced. How many pounds of CO2 would be released by the furnace that month?
Iodine-131 has a half-life of 8 days. A 2-gram sample of at first pure iodine-131 is stored for 32 days. How various grams of iodine-131 remain in the sample afterwards.
A 0.44 kg air cart is attached to a spring and allowed to oscillate. You are given the displacement of the air cart from equilibrium to be x = (23.1 cm) cos [(1.04s-1)t + π]. Discover the maximum kinetic energy of the cart. Discover the maximum force..
What is the approximate magnitude of the gravitational force on the man by the Earth. Give your answer in newtons. Get the mass and radius of the Earth
When a tuning fork of frequency 500 Hz is held above a tube, resonances are found when the water level is at distances 16.0, 50.5, 85.0, and 119.5 cm from the top of the tube. (a) Find the speed of sound in air.
a glass graduated cylinder has a volume of 250 milliliters at 0deg c if the temperature is increased to 45deg c will
The distance between deer B and C is 92 m. What is distance between deer A and C.
a mass of 200 g vibrates horizontally in Simple Harmonic Motion with a frequency of 30 Hz and amplitude 20 cm. calculate the total energy of the motion
You are watching an object that is moving in SHM. How much farther from this point will the object move before it stops momentarily and then starts to move back to the left
A baseball approaches home plate at a speed of 45.0 m/s, moving horizontally just before being hit with a bat. The batter hits a pop-up such that after hitting the bat, the baseball is moving at 55.0 m/s straight up.
Entrance and exit ramps for freeways are often circular stretches of road. As you go around one at a constant speed, you will experience a constant acceleration. Suppose you drive through an entrance ramp at a modest speed and your acceleration is 2...
A golf club strikes a 0.041-kg golf ball in order to launch it from the tee. With what speed does the ball leave the club
The drawing shows two boxes resting on frictionless ramps. One box is relatively light and sits on a steep ramp. determine the speed of the lighter box
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