Question

1. A cylinder rolls up an inclined plane, reaches some height and then rolls down (without slipping throughout these motions). The direction of the frictionless force acting on the cylinders is ___________
a) Up the incline, while ascending and down the incline, while descending
b) Up the incline, while ascending as well as descending
c) Down the incline, while ascending and up the incline, while descending
d) Down the incline, while ascending as well as descending​

Answer 1

Answer:

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Answer 2

Answer:

In Spain, the special tradition is to eat 12 grapes in 12 seconds as the clock bells mark the final twelve hours of the year! All over Spain people celebrate the New Year with the family, glued to the T.V. waiting for a clock tower bell to ring 12 times.