Machine has a mechanical advantage
A machine has a mechanical advantage of 5. if 300 newtons of input force is used to produce 3000 newton meters of work. what is the ouput force?
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Find the frequency of vibration on Mars for a simple pendelum that is 50 cm long. Object weighs 0.40 as much on Mars as on the Earth.
A freight train has a mass of 1.20E+7 kg. If the locomotive can exert a constant pull of 8.36E+5 N, how long does it take to increase the speed of the train from rest to 80.7 km/hr?
When the spheres are given equal amount of negative charge, each charge hangs at θ = 25.0 degrees from vertical. What is the magnitude of the charge q?
Explain and illustrate the basic ways to classify selection interviews. Briefly explain how structured interviews, regardless of content, are more valid than unstructured interviews for predicting job performance.
The six major components of social structure are culture, social class, social status, roles, groups, and social institutions. Using a minimum of four of these components of social structure, write a 500 - 700 word paper to explain why African
A man who normally weighs 400 N on the Earth's surface climbs to the top of a very tall ladder so he is one Earth-radius above the earth's surface. How much would he weigh there?
The coefficient of kinetic friction between the 49.0 kg block and incline is 0.250. Determine the change in the kinetic energy of the 49.0 kg block as it moves from A to B, a distance of 20.0 m.
Terrorism that originates within the United States and is committed by American citizens is a facet of our history that has often been overlooked.
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