How long will it take a 2190 W motor to lift a 1.47 x 10^4 g box, 6.34 x 10^4 mm vertically? Select one: a. 5.03 s b. 3.98 s c. 4.17 s d. 4.81 s
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Given mass of the box = 1.47 x 10^4 g 1 kg = 1000 g Therefore, mass of the box = 1.47 x 10^4 g / 1000 = 14.7 kg Show more…
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