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what is the formula for finding tension the problem is there are 3 objects m1m2m3 all of them are connected by rope the
a point mass initially at rest is released at a distance of 15e10m from the center of a neutron star whose mass is 3e30
a horizontal pipe 140 cm in diameter has a smooth reduction to a pipe 700 cm in diameter if the pressure of the water
iv solutions used in medicine must exert the same osmotic pressure as blood to prevent a net flow of water into or out
draw the structure for the molecule that fits the following description and then name it according to iupac formalisma
a calculate the absolute pressure at an ocean depth of 75 m assume the density of sea water is 1 028 kgm3 and the air
suppose you have a 1000 kg weather satellite that you would like to put into circular orbit 300 km above earth what
a turbine fan in a jet engine has a moment of inertia of 25 kgm2 about its axis of rotation as it is starting up the
an aqueous solution contains 59 nacl by mass calculate the mole fraction of the solution the molality is 11m but i cant
during a wicked thunderstorm sam sees two bolts of lightning simultaneously strike two points 566 m apart pam however
two spaceships approach each other each moving with the same speed as measured by an observer on the earth if their
calculate the boiling point of 0175 m mgf2 i figured out the freezing point and it is -0977 c but i cannot figure out
a sphere that is a perfect blackbody radiator has a radius of 0080 m and is at 250degc in a room where the temperature
an alpha particle has a rest mass m 664x10-27 kg calculate the rest energy erest if it is moving at v 0800c what is
a glass windowpane in a home is 062 cm thick and has dimensions of 12 m 24 m on a certain day the indoor temperature is
does precipitate only form when two solutions are mixed or could a solid and an aq solution produce a precipitatefor
a student drops two metallic objects into a 120 g steel container holding 150 g of water at 25degc one object is a 170
a horizontal pipe 170 cm in diameter has a smooth reduction to a pipe 850 cm in diameter if the pressure of the water
a 650 g lead bullet traveling at 560 ms is stopped by a large tree if half the kinetic energy of the bullet is
a styrofoam box has a surface area of 086 m2 and a wall thickness of 20 cm the temperature of the inner surface is
a ball of mass 1549 kg rests on a table of height 072 m the tabletop is a rectangular glass plate of mass 1213 kg which
suppose that the amount of heat removed when 16 kg of water freezes at 00 oc were removed from ethyl alcohol at its
a 195g oscillator has a speed of 124cms when its displacement is 350cm and 550cms when its displacement is 690cm what
a 45 kg block is given an initial speed of 14 ms up an incline plane of angle of 45 when the block has moved 80 m along
an electric dipole attached to a massless rod of length b is placed in a uniform electric field e find the natural