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A man with a mass of 77.9 kg stands up in a 83-kg canoe of length 4.00 m floating on water. He walks from a point 0.75 m from the back of the canoe to a point 0.75 m from the front of the canoe. Assume negligible friction between the canoe and the water. How far does the canoe move?
When Water is boiled under a pressure of 2.00 atm, the heat ofvaporization is 2.20x106 J/kg and the boilingpoint is 120 degress C. Compute the increase in internal engergy of the water
What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 25 km/h
The positively charged plate of a parallel-plate capacitor has a charge equal to Q. When the space between the plates is evacuated of air, What is the dielectric constant of the material
One simple model for a person running the 100{\rm m} dash is to assume the sprinter runs with constant acceleration until reaching top speed, what will be his total time
It is possible to use electromagnetic radiation to ionize atoms. To do so, the atoms must absorb the radiation, What is the longest radiation wavelegth
A proton moving at 5 x 10^4 m/s horizontally ( + x direction) enters a region where a magnetic field of .12 T is present directed in -y direction
Two trains on separate tracks move toward each other. Train 1 has a speed of 125 km/h; train 2 a speed of 84.0 km/h. What is the frequency heard by the engineer on train 1
A slab of a thermal insulator with a cross-sectional area of 120cm2 is 3.00cm thick
A gauge-12 wire has diameter centimeters and length meters. while the voltage volts is applied to the ends of the wire, the current is amperes. The concentration of free electrons in the wire is per cubic meter.
Consider the Hydrogen atom with its electron in the 1s ground state. What is the probability of finding the electron between 1.1 a0 and 2.7 a0 distances from the proton
a dinoflagellate takes 5.2 s to travel 0.6 mm. approximate a dinoflagellate as a sphere of radius 35.0 microm ignoring
Although California is known for earthquakes, it has large regions dotted with precariously balanced rocks that would be easily toppled by even a mild earthquake. What would be the magnitude of the maximum acceleration of the oscillation, in terms ..
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