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a typical adult human lungs contain about 270 million tiny cavities called alveoli calculate the average diameter of a
how many grams of sulfur s are needed to react completely with 461 g of mercury hg to form
the output stage of a high-fidelity amplifier has an internal impedance of 162 ohm if this is to be connected to an
pick a problem that you are currently experiencing and apply the steps of thescientific
a mass m 1kilogram is released from rest on a frictionless track at a height h5 meter the mass slides on the track
a 200 x 102 n force is pulling an 800 kilogram refrigerator across a horizontal plane the force acts at an angle of 240
explain ortho effect affecting the acidity amp
a flywheel turns through 36 rev as it slows from an angular speed of 48 rads to a stopa suppose a constant angular
a 10 kilogram block is placed on an ideal vertical spring that has been compressed 20 centimeter from its equilibrium
when 140ml of hcl of unknown concentration but less than that of the base are reacted with 15 ml of 3218m naoh 201kj
a 25 kilogram boy on a playground swing moves with a speed of 45 ms when the 30 meter long swing is at its lowest point
compressed air is used to fire a 50 gram ball vertically upward from a 10 meter tall tube the air exerts an upward
a proton in a magnetic field has two spin states one aligned with b and the other anti-alignedthe energies of these
a box is held in place against a rough vertical wall by someone pushing on it with a force directed upward at 30 degree
a proton in a magnetic field has two spin states one aligned with the field b and the other anti aligned the energies
police investigators examining the scene of an accident involving two vans measure 72 meter long skid marks of one of
if a curve with a radius of 89 meter is perfectly banked for a car traveling 75 kmh find what must be the coefficient
under a different set of conditions the rate of change of c is 0179 mmin what is the rate of change of d in
a 075 kilogram ball attached to the end of a horizontal cord is rotated in a circle of radius 15 meter on a
zach whose mass is 66 kilogram is in an elevator descending at 8 ms the elevator takes 21 second to brake to a stop at
a 10 kilogram wood block is launched up a wooden ramp that is inclined at a 34 degree angle the blocks initial speed is
an object is moving in the x - y plane in such a way that vx 4t3 4t and vy 4t if the position of the object is 1 2
sams circuit has a 24 omega resistor that is connected in series to two 12 omega resistors that are connected in
an airplane with a speed of 975ms is climbing upward at an angle of 500 degree when the planes altitude is 732 meter