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The of a machine determines its "usefulness." a. input force b. output force c. mechanical advantage
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In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door
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1. a net force of 100 newtonâs is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of
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Give your knowledge of these things in your paper, you will compare and contrast analog and digital signals to determine which is more reliable for encoding and transmitting information. youâll compare these features: signal shape numerical values for signal measurements amount of data that can be transmitted energy requirements privacy and security (ability of the signal to be encoded in a secret code) clarity of signal in the space provided, write down what you already know about any of these features. if youâre not sure, write down questions you might have about the features.
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A singer produces sounds that vary in pitch and loudness. Use the ideas above to suggest and explain...
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