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At a college homecoming 18 students lifted a sports car. Each student exerted 400N of upward force on the car.
a) What is the mass of the car in kg?
b) What is its weight in lbs?
Calculate the gravitational force between the Sun and the Earth. Use the following numbers. G = 6.67 x 10-11 m3/kg/s2, Mass of the Sun (M_sun) = 2.0 x 1030 kg
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a 100 kg car traveling at 20 ms collides with a 100 kg car traveling at 8 ms in opposite directiona if the two cars
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You are preparing some apparatus for a visit to a newly discovered planet Caasi having oceans of glycerin and a surface acceleration due to gravity of 3.60 m/s2. what percentage will be submerged in the glycerin oceans of Caasi
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A purple beam is hinged to a wall to hold up a blue sign. The beam has a mass of mb = 6 kg and the sign has a mass of ms = 16.3 kg. What is the tension in the wire
A transparent photographic slide is placed in front of a converging lens with a focal length of 2.25 cm. How far is the lens from the slide if the image is real
A pen contains a spring with a spring constant of 251 N/m. How much work is done by the spring force to ready the pen for writing
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