Physics, 18.11.2020 20:10 blackdmnd7485
A student wants to use a ramp to move boxes into a truck bed that is 3m high. He has a choice of 2 different ramps. The length of one ramp is 4m, and the length of the other ramp in 6m. Which one will make his work easier?
A. 6m because he has to apply more force over a greater distance
B. 6m because he has to apply less force over a greater distance
C. 4m because he has to apply less force over a greater distance
D. 4m because he has to apply more force over a greater distance
Answers: 1
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The density of a substance is 4.0 g/cm3. if a sample of the substance has a volume of 25 cm3 then what is the mass
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The a992 steel rod bc has a diameter of 50 mm and is used as a strut to support the beam. determine the maximum intensity w of the uniform distributed load that can be applied to the beam without risk of causing the strut to buckle. take f.s. = 2 against bucklin
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When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical
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A student wants to use a ramp to move boxes into a truck bed that is 3m high. He has a choice of 2 d...
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