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a 20 kg mass traveling at 30 ms strikes another 20 kg mass traveling at -10 ms they collide and have a complete elastic
a 20 kg block slides on a frictionless 25o inclined plane a force of 46 n acting parallel to and up the incline is
the magnitude of the electric field due to a disk of radius 3 m and a uniformly distributed positive charge is measured
a principal component of many kidney stones is calcium oxalate a kidney stone recovered from a typical patient contains
suppose you were on the moon instead of on the earth assuming your average reaction time is the same how far would the
how many grams of oxygen would be used to completely react with 1290 grams of pentanone then calculate the grams of
a nonuniform linear charge distribution given bybx wherebis a constant is located along anxaxis fromx 0 tox035m suppose
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2952 atoms of a particular isotope weight 11666821 x 10-18 grams what is the identity of the
two electrons are fixed36cm apart another electron is shot from infinity and stops midway between the two what is its
one of the most powerful cranes in the world operates in switzerland it can slowly raise a load of m 56390 tonnes to a
design a synthesis for a 10-carbon molecule with a six-member right and 1-carbonyl and 1-hydroxyl starting with only
how feed should be admitted when pfrs plug flow reactor are connected in parallel and show graphically how to find
a mass m1 39 kg rests on a frictionless table and connected by a massless string over a massless pulley to another
how does reaction time affect emergency situations like braking in a car estimate the distance a car travels at 100kmhr
a system has four energy levels the degeneracies of these energy levels are as follows g0 3 g1 2 g2 1 g3 4a for 20
the filament of a 127 w 116 v lightbulb is a tungsten wire 005 mm in diameter at the filaments operating temperature
at the surface of jupiters moon io the acceleration due to gravity is 181ms2 a watermelon has a weight of 530n at the
a cargo plane is flying horizontally at an altitude of 200 km with a speed of 888 kmh when a large crate falls out of
a solution is prepared by dissolving 023 mol of acetic acid and 027 mol of sodium acetate in water sufficient to yield
a proton travels with a speed of 300 106 ms at an angle of 220deg with the direction of a magnetic field of 0730 t in
a jet pilot takes his aircraft in a vertical loop if the jet is moving at a speed of 360 ms at the lowest point of the
the radius of mars about one half that of earth and its mass is about 110 using this information estimate the
calculate the value of the reaction quotient qp at 25c for this reaction when the pressure of nitrogen is 32 atm the
a battery supplies a 60x10-6 c charge to a 50microf capacitor to create a potential difference of 120 v across its