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a hoop of mass m and radius r is rotating about an axle at the edge of the hoop the hoop starts at its highest position
a ball of mass 0120 kg is dropped from rest from a height of 125 m it rebounds from the floor to reach a height of 0600
determine the ph of a 5000 ml solution made up of 09602g of disodium salt of maleic acid na2a and 0522 g of the
you push your physics book 160 along a horizontal tabletop with a horizontal push of 280 while the opposing force of
a transformer has input voltage and current of 10 v and 4 a respectively and an output current of 08 a if there are
consider 3000 ml of a 01200m solution of h2so4a what is the ph of the above solutionb what is the ph of the above
a block of mass m 080 kg slides along a horizontal table with speed v0 550 ms at x 0 it hits a spring with spring
if 2022ml of a 0100m naoh solution is required to reach the stoichiometric point for a strong monoprotic acid titration
a tennis player hits a 580 tennis ball so that it goes straight up and reaches a maximum height of 635 how much work
a hardworking ant must supply 000955 n to pull a small piece of fruit at constant velocity over a distance of 860 cm up
a boat with a horizontal tow rope pulls a water skier she skis off to the side so the rope makes an angle of 140 with
a factory worker moves a 250 crate a distance of 400 along a level floor at constant velocity by pushing horizontally
an airplane black box contains a bunch of unknown resistances and sources of emfs connected in unknown way such that 1
a pair of power transmission lines each have a 086ohms resistance and carry 940a over 13km if the rms input voltage is
from the difference in mass of a hydrogen atom appendix b to the mass of a proton and an electron table 15 estimate the
at the instant of the figure a 580 kg particle p has a position vector of magnitude 540 m and angle 1 500deg and a
tall pacific coast redwood trees sequoia sempervirens can reach heights of about 106 if air drag is negligibly small
a force f produces an acceleration a on an object of mass m2 kg a force 4f is exerted on a second object and an
1- how many moles of o2 are required for the complete reaction of 547 g of c2h4 to form co2 and h2o2- fe3o4 reacts with
suppose that the coefficient of kinetic friction between zaks feet and the floor while wearing socks is 0250 knowing
a 500-nf capacitor charged to 600 v and a 700-nf capacitor charged to 400 v are connected with the negative plate of
two electric charges q1 10 c and q2 -20 c are located 035 m apart how much work is required to double the distance
calculate the ph resulting from mixing 1500 ml of 0800 m hio3 pka077 with 4500 ml of 00200 m
if the x- and y-axes both carry a linear charge density of 3 ncm what is the electric flux through a spherical surface
an astronaut lands on an earth-like planets and drops a small lead with a mass of 765 g from the top of the spaceship