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An ultracentrifuge having a diameter of 17.3 cm produces an extremely large acceleration of 2.71E+5 m/s2. A 2.31 g sample is placed in the centrifuge.
What is the angular speed of the centrifuge?
A well insulated rigid vessel also contains 3 kg of saturated liquid water at 40 oC. Determine the final temperature in the vessel after the resistance has been operating for 20 minutes
Heat flows into an ideal gas at a constant volume. The pressure increases from 1.5 atm to 5.5 atm. What is the total heat flow of the process
A proton and an electron are moving due east in a constant electric field that also points due east, Determine the magnitude of the acceleration of the proton and the electron
A solid sphere of radius R carries a volume charge density ?=?0e^r/R, Find an expression for the electric field strength at the sphere's surface
What is change in electrical potential energy of electron
Astronauts use a centrifuge to simulate the acceleration of a rocket launch. The centrifuge takes 40.0s to speed up from rest to its top speed of 1 rotation every 1.50s, What is the astronaut's tangential acceleration during the first 40.0s
Expalin by how much does the potential energy of a 18.0-kg child increase when the child climbs a normal staircase to the second floor?
If you put a 0.28 kg mass 15 cm from the axis of a massless disk, and you apply a 0.4 N force on a string wrapped at the disk's edge, what is the resulting angular acceleration
A block of mass m =2.00kg is released from rest at h=0.300 m from the surface of a table at the top of a theta=50.0 degree incline as shown below. How far from the table will the block hit the floor
The ratio of the average acceleration values is a1/a2 = 1.24. Find out the velocity of the car at the end of the initial ten-second interval.
A cyclist intends to cycle up a hill whose vertical height is 170m.. Assuming the mass of bicycle plus cyclist is 75 kg
Find the total number of lines in a 2.90 wide diffraction grating whose third-order spectrum has the 640 hydrogen- spectral line at an angular position of 39.0.
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