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The cement bag shown in the figure has a mass of 50 kg and the small pulley has a mass of 2 kg. if the cement bag is pulled upwards with an acceleration of 2 m/s^2, find the force f pulling the rope.
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What color would an object that reflects green and blue light appear to be in white light? a. blue b. cyan c. magenta d. black
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If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c
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Ahollow sphere with a mass of 12 kg and a radius of 34 cm is rotating with a constant angular speed...
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