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can someone help me with these two physics questions1 a particle of mass m and charge q is dropped from the height of h
give a new example of a signal that you might be trying to detect give an example of noise that might interfere with
a velocity vector 30degrees to the right of the positive y axis has a y component of 10ms what is the value of its x
if damping causes the amplitude of oscillation of a system to decrease by 50 then the ratio of the final energy to the
an aircraft with mass 39290 kg has a constant acceleration of 2 ms2nbspas it starts from rest down the runway for
does an object at rest necessarily have no forces acting on it how about if it moves at a constant velocity give two
wires arent really ideal the voltage drop across a current-carrying wire can be significant unless the resistance of
1nbsphow many silver atoms are contained in a 100 gram pure silver bar2nbsphow many ch4nbspmolecules are contained ina
at the local radio controlled rc airfield a 22 kg rc plane strikes a 11 kg aerial drone that is hovering stationary at
a 010 kg bullet traveling at speed hits a 55 kg block of wood and stays in the wood the block with the bullet imbedded
the work done against gravity in moving a box with a weight of 20 newtons through a height of 5 meters isa 100
1 calculate and compare the ke of a 60 g tennis ball at 150 mph with the ke of a 200 g softball thrown at 60 mph miles
consider a weakly ionized plasma in ar estimate the minimum ionization fraction above which the electrons are scattered
p1w electrostatics1 what is the dierence between induction and charging by conduction2 how does the force between
analysis of chemical reactions between salts and soap we made our hard soap with coconut oil and im trying to write the
determine the chemical formula of each of the following compounds and then use it to calculate the mass percent
researchers often purchase liquid nitrogen in insulated 200 l tanks liquid nitrogen has a density ofnbsp0808nbspgml and
what is an ion and how does ionic bonding works how does ionic boding lead to ion-ion intermolecular forces or
a sample of xenon gas is placed in a cylinder after the piston decreases the volume of the cylinder the measured
how do you solve these types of problemsaccording to the following reaction how many moles ofnbspwaternbspare necessary
a rigid 780 l sealed vessel containing 2700 mol of o2 g 0600 mol of c2h4g and 2400 mol of neg has an internal
suppose that you completely dissolved a rounded tablespoon 100cm3 of table salt in 500 ml of deionized water in a
calculate the ph of 0180 g of potassium biphthalate pkanbsp 54 in 500 ml of water see example 176 in your
if your economy car averages 415 miles per gallon and the fuel tank holds 360 l of gasoline how many miles can you