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avogadro constant l na count a avogadro 1811the number of items in a sample substance is equivalent to the number of atoms or molecules in a sample
atwoods machinea weight-and-pulley system is used to measure the acceleration because of gravity at earths surface through measuring the net
archimedes principlea body which is submerged into a fluid is buoyed up through a force equal in magnitude to the weight of the fluid which is
arago spot dfj aragoa bright spot which appears in the shadow of a uniform disc being backlit through monochromatic light emanating from a point
a more forceful argument which the weak principle this implies that if the laws of the universe were not favorable to the development of intelligent
weak anthropic principle the conditions compulsory for the growth of intelligent life will be met only in certain regions which are restricted in
the line integral of the magnetic flux about a closed curve is proportional to the algebraic total of electric currents passing through that closed
ampere a after am ampere 1775-1836the basic si unit of electric current described as the current that while going through two infinitely-long
1 examine a particular thin film system in some depth -review the literature ag deposited on gaas al deposited on si fecrfe multilayer
suppose that a colleague comes to you for help prior to conducting an experiment with two treatments to determine the effects on the density weight
1-two researchers test the same hypothesis researcher a rejects the null hypothesis and researcher b fails to reject the null hypothesis discuss
consider an x-ray tube in which electrons are accelerated by a constant high voltage of 250 kv if the electron beam current is 10 ma calculate the
1 two trucks are connected by a rope the rope is attached to a winch on one of the trucks so that the trucks are being pulled together slowly as the
a piping system is shown below flow is from a to d and minimum pressure to be maintained is 20 psipipelength ftdiameter inflow rate
a flow rate of 200 gpm of oil with u15 x 10-3 lb-secft2 and p17 slugft3 occurs in a 4-in pipe determine the reynolds number classify the flow as
points a and b are separated by 3000 ft of new 6-in schedule-40 steel pipe 800 gpm of 60 deg f of water flow from point a to point b point b is 60 ft
given the following thermodynamic information develop the ag-cn-h2o eh-ph diagram for a solution containing 1 times 10-3 m ag and 5 times 10-3 m cn
why bulky group present at axial position of chair or boat conformer is less stable compared to equitorial position ans let the bulky group has a
1 every object in a state of uniform motion tends to remain in that state of motion unless an external force is applied to it ii the relationship
it states that angular momentum of a system remains conserved if no net torque is acting on the
from top of a tower a stone is thrown up and it reaches the ground in time t1 a second stone is thrown down with the same speed and it reaches the
a moving elevator and a ball or an object being dropped inside it with some given speedaccelerationans you must know the concept of inertial and
1 consider 2kg mixture of h2 and n2 ideal gases inside a closed piston-cylinder device at 150kpa and 100o c this mixture has 04 mole fraction of h2
consider air ideal gas as working substance inside a piston-cylinder device closed system this air undergoes a power cycle as shown in figure
on a summer day the air temperature is 27deg c and the relative humidity is 30 water evaporates from the surface of a lake at a rate of 010 kgh per