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a vibrating string has a fundamental frequency of 224 hz the tension is then increased by a factor of24 what is the new
we have a situation where hydrogen gas at 300 degrees c is flowing out of a tube at the rate of 100mlminamp160 the tube
an 857 kg block slides with an initial speed of 160 ms up a ramp inclined at an angle of 278 degrees with the
an empty capacitor is connected to a 157-v battery andcharged up the capacitor is then disconnected from the batteryand
we have a situation where hydrogen gas at 300 degrees c is flowing out of a tube at the rate of 100mlmin the tube is
the bond length of 13 na 19f is 1926 pm calculate the value of b and the spacing between lines in the pure rotational
a 2084 kg car moving with an initial speed of 65 mph along ahorizontal road skids to a complete stop in 128 seconds
an 24 m long rod ofmass m1 170 kg is supported on a knife edge at itsmidpoint a ball of clay ofmass m2 22 kg is
why would you observe a pure rotational spectrum in the microwave region and a rotational-vibrational spectrum rather
what is the centrifugal acceleration of the moon in meterss2 if it takes the moon 295 days to make oneorbit around the
what quantity of energy in joules is required to raise the temperature of 454g of tin from room temperature 250 degree
a spring is hanging vertically in an unstretchedcondition the spring stretches 20 cm when a 500 g mass ishung from it
a 200 l flask is filled with 600 mol of n2 g abd 1500 mol of h2 at eq at 400 c the flask contains 050 mol of nh3 what
a 190 n object floats with three-fourths of its volume beneath thesurface of the water what is the buoyant force on the
nbspa block of mass 035 kg oscillates in shm on a spring with an amplitude of 096 m the maximum acceleration of the
a fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult the
for a first ordwr reaction theconcentration of the reactant was reduced from 0150 m to 0120 m after heating at 500 c
a plane leaves stjohns and heads due west for deer lakeat a velocity of 450kmh the same day there is wind blowingto the
the open end of a garden hose is directed horizontally at aheight of 125 m above the ground water issues from the
a rotating wheel requires 3 s to rotate 37 revolutions its angular velocity at the end of 3 s interval is 98 rads what
calculate the mass of each product formed when 174 g of silver sulfide reacts with excess of hydrochloric acid hciag2s
how much less would you weigh on the top of mount everest elevation 8850 than at sea level the value of the universal
an 80g ice cube at -10 degrees celcius is pu into a thermos flask containing 100cm cube of water at 20 degrees celcius
a stone is thrown with an initial speed of 15 ms at an angle of 53degrees above the horizontal from the top of a 35m
a certain amount of gas at 25degrees celcius and at a pressure of 0800atm is contained in a glass vessel suppose that