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a crate weighing 574 newton is resting on a plane inclined 33degree above the horizontala estimate the magnitude of the
at the local swimming hole a favorite trick is to run horizontally off a cliff that is 62 meter above the water one
a man is riding a bicycle the wheels of a bicycle have an angular velocity of 170 rads then the brakes are applied
the light emitted by a helium neon laser has a wavelength of 6328 nanometer in air as the light travels from air into
suppose the oil had an index of refraction of 150 determine what would the minimum thickness be nowa person throws a
a scientist notices that an oil slick floating on water when viewed from above has many different rainbow colors
gas in a container is at a pressure of 14 atm and a volume of 30 m3a determine what is the work done on the gas if it
a gas changes in volume from 0770 m3 to 0220 m3 at a fix pressure of 140 105 paa evaluate how much work is done on the
esperanza uses a 35-mm camera with a standard lens of focal length 700 mm to take a photo of her son sam who is 12
anne is farsighted the nearest object she can see clearly without corrective lenses is 20 meter away it is 18
two blocks masses equal m and 2m are resting on a sheet of ice when a third block mass equals 4m is pushed into them
to pass a slow moving truck you want your 1300 kilogram car to accelerate from 300 mph to 40 mph in 3 seca find the
a rope attaches a tire to an overhanging tree limb a woman winging on the tire has a centripetal acceleration of 30ms
an object with a height of 47 centimeter is placed 24 meter in front of a convex mirror with a focal length of -040
determine the energy levels of positronium atom consisting of a positron antielectron charge e and an electron rotating
during each cycle a reversible engine absorbs 1450 joule of heat from a high temperature reservoir and performs 1200
a carnot engine operates between the temperatures 300 k and 350 k determine how much heat is discarded for the engine
at a coal burning power plant a steam turbine is operated with a power output of 475 mw the thermal efficiency of the
a nuclear power plant operates at 65 of its maximum theoretical carnot efficiency between temperatures of 580oc and
due to continental drift the european and north american continents are drifting apart at an average speed of 30
power of love and relationship for this assignment please address each of the items below 1 describe the factors
a person runs in a straight line at an initial velocity of 45 ms he accelerates at 12 m s2 with 13 sec determine how
the goal of this exercise is to practice systematic observation choose a population that would be easy for you to
a drag racer crosses the finish line and the driver deploys a parachute and applies the brakes to slow down the driver
suppose a plane starts from rest when the time is zero the plane accelerates down the runway and at 29sec attains a