Physics, 22.01.2020 04:31 joelpimentel
They are adding steel components to the roof supports of the structure. we know that steel elongates when heated. at what temperature will steel elongate nine inches per 100 feet of length?
a) 500 degrees.
b) 1000 degrees.
c) 1500 degrees.
d) 2000 degrees.
Answers: 1
Physics, 22.06.2019 06:30, azireyathurmond1
=force × distance a. work b. velocity c. pressure d. momentum
Answers: 1
Physics, 22.06.2019 22:30, gaby4567
Atennis player used a tennis racket to hit a tennis ball with a mass of 0.25 kg with a force of 5.25 newtons. how does the force the tennis racket exerted on the tennis ball compare with the force the tennis ball exerted on the tennis racket? a. the force of the tennis racket on the tennis ball is equal in magnitude and opposite in direction to the force the tennis ball exerted on the tennis racket. b. the force of the tennis racket on the tennis ball is equal in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. c. the force of the tennis racket on the tennis ball is less in magnitude and in the same direction as the force the tennis ball exerted on the tennis racket. d. the force of the tennis racket on the tennis ball is greater in magnitude and opposite in direction as the force the tennis ball exerted on the tennis racket.
Answers: 1
They are adding steel components to the roof supports of the structure. we know that steel elongates...
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