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(a) A machine drags a block along an inclined plane of stone of mass m = 1400 kg, keeping the speed constant and v = 0.7 m/s. The plane exerts a dynamic friction ud = 0.5. Le Geometric dimensions are d = 48 m, h = 27.7 m. What power does the machine develop ? (b) Compute the speed of a mass which is moving on a rough plane for a distance d = 1m subject to a dynamic friction of coefficient ud = 0.3

(a) A machine drags a block along an inclined plane of stone of mass m = 1400 kg, keeping the speed constant and v = 0.7 m/s. The plane exerts a dynamic friction ud = 0.5. Le Geometric dimensions are d = 48 m, h = 27.7 m. What power does the machine develop ? (b) Compute the speed of a mass which is moving on a rough plane for a distance d = 1m subject to a dynamic friction of coefficient ud = 0.3

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Q1 W Answer step-wise with detailed explantions (a) A machine drags a block along an inclined plane of stone of mass m = 1400 kg, keeping the speed constant and v = 0.7 m/s. The plane exerts a dynamic friction μd = 0.5. Le Geometric dimensions are d = 48 m, h = 27.7 m. What power does the machine develop ? (b) Compute the speed of a mass which is moving on a rough plane for a distance d = 1m subject to a dynamic friction of coefficient ud = 0.3
Transcribed Image Text:Q1 W Answer step-wise with detailed explantions (a) A machine drags a block along an inclined plane of stone of mass m = 1400 kg, keeping the speed constant and v = 0.7 m/s. The plane exerts a dynamic friction μd = 0.5. Le Geometric dimensions are d = 48 m, h = 27.7 m. What power does the machine develop ? (b) Compute the speed of a mass which is moving on a rough plane for a distance d = 1m subject to a dynamic friction of coefficient ud = 0.3
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