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the figure below shows a resistor of resistance r 616omega connected to an ideal battery of emf 149 v bymeans of two
a 01236-g sample of an unknown monoprotic acid was dissolved in 258 ml of water and titrated with 00680 m naoh solution
a billiard ball of radius a and mass m is initially spinningcounterclockwise about a horizontal axis with angular
an astronomical telescope for hobbyists has an angularmagnification of -210 the eyepiece has a focal length of 386 mma
an object is placed 18 cm to the leftof a converging lens of focal length 29 cm a diverging lens of focal length8 cm is
explain the principle of the bp analysis technique why does the sample liquid bubble out of the bell then runs back up
my chemistry teacher tells us that there is an equation to determine how many possible structural isomers there is in
a 2575-kg can runs into the back of an 825-kg compact car at rest they move off together at 85 ms assuming that the
in a ballistics test at the police department officer rios fires a 60gram bullet at 350ms in to a container that stops
golf rocky strikes a 0058-kg golf ball with a force of 272 n and gives it a velocity of 620 ms how long was rockys
an electric motor can accelerate a ferris wheel of moment ofinertia 10100 kg middot m2 from rest to 124 revmin in 133
habers process of synthesis of ammonia requires the reaction of nitrogen and hydrogen at high temperature and pressure
a mountaineer in the rockiesmeasures the air pressure to be 10 below that at sea level atwhat height above sea level
fossilized ichthyosaurusremains enable us to estimate their volume if we assume that a 3 cubic metre icthyosaurus was
what mass of oxygen is needed to react with 221 gal of methanol according balance equation below 1 gal 379 liters
when silver nitrate is added to an aqueous solution of magnesium chloride a precipitation reaction occurs that produces
a person is 18 m tall standing upright his heart is 14m above his feet he is doing a head stand calculate the
a block of mass m sliding on a frictionless table isattached to a string that passes through a narrow hole through
an arrow starting from rest leaves the bow with a speed of250ms if the average force exerted on the arrow by the
in an experiment a rectangular block with height h is allowed to float in two separate liquids in the first liquidwhich
a solenoid has a cross-sectional area of 560 x 10-4 m2consists of 500 turns per meter andcarries a current of 04 a a 10
four very thin rods each 90 m long are joined to form a squarethe center of mass of the square is located at the
a 323cm diameter coil consists of 19turns of circular copper wire 200mm in diameter the resistivityof copper is
a dilute ideal gas of atoms each of mass m at temperature tau is placed in a cetrifuge rotating with angular velocity