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the international space station launched in november 1998makes 1565 revolutions around the earth each day in a
why is the sum of the measured ac voltage across each element in the series rlc circuit not equal to the voltage
a stone with a mass of 0700 rm kg is attached to one end of astring 0700 rm m long the string will breakif its tension
water density 100 x 103 kgm3 flows at100 ms through a pipe with radius 0030 m the pipe goes upto the second floor of
two particles each have a mass of 60 times 10-3 kg one has a charge of 50 times 10-6 c and the other has a charge of
ruby lases at a wavelength of 555 nm acertain ruby crystal has 400 multiplied by 1019 cr ions which are the atomsthat
a rotating door is made from four rectangular sections themass of each section is 72 kg aperson pushes on the outer
suppose that 413 l of methane at a pressure of 800 torr is transferred to a vessel of volume 242 l what is the final
an electron in the hydrogen atom makes a transition from an energy state of principal quantum number ni to the n2 state
a female gymnast weighs 700 nifshe is hanging stationary from a high bar how many forces are acting on
a horizontalforce of 190 n is applied toa stationary wooden box in one direction and a 700 n horizontal force is
the primary coil of a step-up transformer is connected across the therminals of a standard wall socket and resistor 1
a fisherman is reeling in afish in 90 s he winds 35 m of fishing line onto a reel whoseradius is 23 cm assumed to be
ip how fast would a motorist have to betraveling for a yellow lambda 590 nm traffic light to appeargreen lambda 550
a 2500-ml aliquot of a nitric acid solution of unknown concentration is pipetted into a 125-ml erlenmeyer flask and 2
a baseball is being caught its speed goes from 90 to 0 kmhr in about 0005 s its mass is 0150 kga what is the baseballs
a goodyear blimp typically contains 5980 m3 ofhelium he at an absolute pressure of 110 x 105 pathe temperature of the
the half-life of carbon-14 is 5730 yearsif only 546 of the carbon-14 initially present in a bone is found to exist
a high protein diet contains 78 g of carb 150 g of protein and 68 g of fat how many kilojoules does this diet
a 130gram meter stick is perpendicular to a rough verticalwall because of a 20meter string attached to the wall and the
determine the shortest frequency of light required to remove an electron from a sample of ti metal if the binding
an electron enters a magnetic field of 079 t with avelocity perpendicular to the direction of the field at what
two hockey pucks of equal mass one red and one blue are involvedin an elastic collision the red puck is initially at
an airplane has an effective wing surfacearea of 10 m2 that is generating the lift force inlevel flight the air speed
the figure shows a 170 g uniform rod pivoted at one endthe other end is attached to a horizontal spring the spring