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state two measurements you would take in an experiment to determine the upthrust of an object which is immersed in a
it takes an elevator 35 minutes to raise a vehicle with a weight of 4198 n from the floor to a height of 8 meters what
the windows in an office tower are coated with a film to minimize reflected light of wavelength 550 nm if the glass has
1 concept simulation 252nbspillustrates the concepts pertinent to this problem a 170-cm-high object is situated 222 cm
state the main reason as to why the magnetic field strength of a magnet is greatest at the
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assignment circular motion gravitation and work and energyplease solve the following problems you must show all work
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periodic waves spread out of the surface of a lake where two women jenny and melissa are fishing in separate boats 38
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a stone is thrown vertically upwards and reaches a height of 100 m determine the initial velocity of the
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a 800 g aluminum pan is removed from the stove and plunged into a sink filled with 130 l of water at 195c the water
1 the potential at location a is 524 v a positively charged particle is released here from rest and arrives at location
a tube has a length ofnbsp0022nbspm and a cross-sectional area ofnbsp36nbspx 10-4nbspm2 the tube is filled with a
1 what is the minimum potential difference that must be applied to an xray tube to knock a k shell electron completerly
name the two methods that will produce a spectrum from white light compare the methods based on the type of apparatus
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1 the hydrogen spectrum contains a blue line with a wavelength of 434 nm photons of blue light are emitted when
two 15 kg masses are 12 m apart center to center on a frictionless table each has 92 muc of chargewhat is the