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1 given the value for the universal gravitational constant the average value for the acceleration due to gravity at the
the input piston of a hydraulic jack is 120 cm in diameter the output piston is 122 cm in diameter the input force is
a 20g ball of clay traveling east at 20ms collides with a 30g ball of clay traveling 30 south of west at 10mspart awhat
a 20000kg railroad car is rolling at 300ms when a 7000kg load of gravel is suddenly dropped inpart awhat is the cars
the lifetime of a star can be estimated in solar lifetimes by dividing 1 by the mass of the star raised to the 25 power
a flat circular coil of the circular with radius a 10 cm consisting of n 100 loops of wire carrying a current i 01 a
a coil consisting of n 100 loops of wire with radius r 10 cm is initially oriented so that its plane is perpendicular
three thin infinite wires carrying currents l 01 a go perpendicularly to the paper sheet that they intersect at the
in a diffraction experiment to determine the wavelength of light using a diffraction grating the following
the ratio of brightness of two stars can be determined by a constant of 2512 raised to the power of the magnitude
jets from compact objects contain atomic nuclei not just electrons and positrons what does this tell us about the
you and your friends are on a spaceship and you decide to jump into a nearby black hole your friends on the spaceship
1 calculate the orbital period of a satellite circling the earth at an altitude of 3500 km show all work answer to the
in a diffraction experiment to determine the wavelength of light if l is increased the value of x would be decease or
1 as mentioned in an earlier of this project occasionally an asteroid fragment makes its way to earth as the fragment
imagine that the sun has suddenly been replaced by a one-solar-mass black hole what would happen to the orbit of the
what is the probable cause of the rapid rotation of the millisecond
what supports a neutron star against the inward pull of its own
you observe an x ray binary system but are unable to measure the mass of either of the objects in the system how could
solve a and b using energy considerationsa a 080 kg coconut is growing 10 m above the ground in its palm treenbspthe
a spring whose force constant is 33 nm is suspending a 200 g mass how much does the spring stretch show all
what observational evidence do we have that our galaxy contains significant amounts of dark matter outside the orbit of
1 a 170 g hockey puck sliding at 25 ms slows to a speed of 10 ms in a distance of 75 mnbspdetermine the force of
at the instant a bullet bullet a is being fired horizontally from a gun an identical bullet bullet b is dropped from
a 0160 kg ball attached to a light cord is swung in a vertical circle of radius 700 cmnbspat the top of the swing the