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Thermodynamics: Efficiency of a Carnot cycle
Develop a relationship between acceleration am, of the descending mass, and the linear acceleration ac, of the c. m. of the cylinder up the plane.
Using your research findings from the Library and the Internet, develop both an EFAS (External Factors Analysis Summary) table and an IFAS
If the speed is doubled, does the centripetal force double? If not, by what factor does the centripetal force increase?
One mole of an ideal gas is contained in a thermally insulated container that is connected to another container of equal volume that is initially evacuated
Two volumes V1 and V2 of the same incompressible liquid at temperatures T1 and T2 are mixed together in a thermally isolated container.
An insulated cylinder closed at one end by a frictionless piston contains 20g of hydrogen gas at 30 degrees Celsius.
A frictionless block in contact with a uniform cylinder, remains in contact as both accelerate down the plane. Block slides and cylinder rolls without slipping.
A toy model for DNA molecules. A DNA molecule is made of two complementary strands, which are hold together by hydrogen bonds.
Define the partition function Z for a system in terms of the energies E1 of its quantum states j and the inverse temperature /3 = (I T)''.
Diagram shows M at position x with spring force -kx acting to accelerate the mass toward the origin.
A balloon is descending with a constant acceleration "a" less than 'g' weight of the balloon with the basket and the contents is W.
On the 'x vs t' set of axes show qualitatively, the x(t) graph of each spacecraft. Include x and t coordinates of intersections and intercepts.
Show that the entrophy can be written as
He pulls down on a rope as shown, to raise himself and the cage. The man and cage have a total weight of 639 nt. Ignore friction as negligible.
A crate rests on a truck which is traveling at speed V= 26 m/sec down a hill inclined at angle b= 8 degrees.
A radar station detects an airplane approaching directly from the east. At first observation, the range to the plane is 360 m at 40 degrees.
An ideal gas with Cp/Cv=1.5 where Cp and Cv are respectively the heat capacities at constant pressure and constant volume, is used as the working substance
A system whose equation of state depends only on pressure P, volume V and temperature T is taken quasi-statically from state from state A to state B
The horizontal and vertical components of the acceleration of the block. (Do these answers reduce to the correct results when M is very large.
The same force applied to a second object of mass m2 produces an acceleration of 1.00m/s^2.
What is the average acceleration of the ball while it is in contact with the wall? Define the initial direction of the ball's motion to be positive.
A car accelerates from rest and travels for 4.98 s with a uniform acceleration of +1.50 m/s^2. The driver then applies the brakes.
Just as an empty box car passes him, the fugitive starts from rest and accelerates at 3.84 m/s^2 to his maximum speed of 8.23 m/s.
If the plane is traveling horizontally with a speed of 223 km/hr (61.9 m/s), how far in advance of the recipients (horizontal distance) must the goods be droppe