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a lady is pushing a 96 kilogram crate across a floor at a constant velocity with a 362 newton horizontal force if she
a piano is at rest on a ramp inclined 17o above the horizontal the ramp exerts a normal force of 360 newton on the
sue weighs 657 newton on earth when she visits a distant planet her weight is 771 newton find what is the value of
a satellite of mass 180 kilogram is located into earth orbit at a height of 700 kilometer above the surfacea assuming a
neutron stars are extremely dense objects formed from the remnants of supernova explosions many rotate very rapidly
in introductory physics laboratories a typical cavendish balance for measuring the gravitational constant g uses lead
assume the electric force on a proton due to some source charge q is f now assume we increase the distance between the
a 1000 kilogram wrecking ball hangs from a 15 meter long cable the ball is pulled back until the cable makes an angle
when a falling meteoroid is at a distance above the earths surface of 340 times the earths radius find its acceleration
for a closed pipe 227 meter long find what is the frequency of the fifth harmonic at 90 f determine what is the
a kid is pulling a 15 kilogram box up a 35-m high 24o ramp with a force of 77 newton parallel to the ramp find the box
a ball swings in a vertical circle at the end of a 15 m long string when the ball is at the bottom of circle the
a 600-acircmicroc charge is moving with a speed of 880 x 104 meter per second parallel to a very long straight wire the
a charged sphere of radius 10 centimeter has a total charge of 5 ca find the magnitude of the electric field at the
a satellite is in a circular orbit very close to the surface of a spherical planet the period of the orbit is 254 hours
a 240 kilograms object and a 540 kilogram object are separated by 440 metera determine the magnitude of the net
a 954 kilogram satellite orbits the earth at a constant altitude of 99 kilometera determine how much energy must be
determine what is the magnitude of electrical field 01 centimeter from the centre of a sphere of radius 40 centimeter
two steel guitar strings have the similar length string a has a diameter of 051 millimeter and is under 430 newton of
two rigid rods are oriented parallel to each other and to the ground the rods carry the equal current in the similar
objects a and b are both positively charged both have a mass of 150 gram but a has twice the charge of b when a and b
an astronomical telescope uses an objective power of 1280 d if the length of the telescope is 80 centimeter determine
a near sighted woman has a far point placed 0750 meter from one eyea if a corrective lens is worn 2 centimeter from the
an object is located in front of a biconcave lens whose focal length is -125 centimeter estimate where is the image
the pulmonary artery which connects the heart to the lungs has an inner radius of 29 millimeter and is 86 centimeter