Physics, 21.03.2019 03:12 nathancar

Answer all! correct answers

in order to do work, the force vector must be

question 1 options:

in a different direction than the acceleration vector.

in the same direction as the displacement vector and the motion.

in the same direction as the acceleration vector.

in a different direction than the displacement vector.

in which of the following cases is work being done on an object?

question 2 options:

carrying a box down a corridor

pulling a trailer up a hill

pushing against a locked door

suspending a heavy weight with a strong chain

which situation is an example of not doing work?

question 3 options:

running up stairs

throwing a baseball

lifting a couch

carrying a box

work is measured in

question 4 options:





Answers: 3

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