Physics, 25.11.2019 16:31 sabrinarasull1pe6s61
Jill has designed a ramp to her move heavy boxes into a moving truck that she thinks works much better than the one provided by the moving company. the back of the truck is 1 meter high. jill has a ramp that is 3 meters long. the moving company’s ramp is 2.5 meters long. is jill correct that her ramp has a greater mechanical advantage? why or why not?
Answers: 2
Physics, 22.06.2019 05:30
Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?
Answers: 2
Physics, 22.06.2019 06:20
Oxygen undergoes an isentropic expansion from 120 degree c and 280 kpa absolute to 140 kpa absolute. determine the final temperature of the oxygen and the amount of work per kg of o_2 produced in the process if it is adiabatic.
Answers: 1
Physics, 22.06.2019 10:00
Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages
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Jill has designed a ramp to her move heavy boxes into a moving truck that she thinks works much bet...
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