Question
A toy train is moving on a track from right to left. You are told that work is the dot product of force and displacement. In what direction would you apply a force so that you do the most negative work on the train?
a)You would apply a force that is in the left to right direction.
b)You would apply a force that is in the right to left direction.
c)You would apply a force that is in the down to up direction.
d) You would apply a force that is in the up to the down direction.
a)You would apply a force that is in the left to right direction.
b)You would apply a force that is in the right to left direction.
c)You would apply a force that is in the down to up direction.
d) You would apply a force that is in the up to the down direction.
Answers
a)
Related Questions
At some amusement parks, to get on a moving "car" the riders first hop onto a moving walkway and the...
You're riding on a train that's moving at 50 km/h, and you roll a ball down the aisle at 2 km/h in...
Cora is a passenger in a car traveling east along a country highway that is parallel to a railroad t...
A train moving 60mph leaves the station at noon. An hour later, a train moving 80mph leaves leading...