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Three moles of an ideal monatomic gas expands at a constant pressure of 2.90atm ; the volume of the gas changes from 3.00×10?2m3 to 4.40×10?2m3.
a) Calculate the initial temperature of the gas.
b) Calculate the final temperature of the gas.
c) Calculate the amount of work the gas does in expanding.
d) Calculate the amount of heat added to the gas.
e) Calculate the change in internal energy of the gas.
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A person walks first at a constant speed of 4.80 m/s along a straight line from point a to point b and then back along the line from b to a at a constant speed of 3.30 m/s. What is her average speed over the entire trip?
During a hard sneeze, your eyes might shut for 0.50s. If you are driving a car at 90 km/h during such a sneeze, how far does the car move during time.
A small object, which has a charge q = 5.6C and mass m = 5.4 x 10-5 kg, is placed in a constant electric field, Determine the magnitude of the electric field
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In 0.744 s, a 8.16-kg block is pulled through a distance of 4.47 m on a frictionless horizontal surface, starting from rest. By how much does the spring stretch
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