A particle is pulled along the –direction from to by a force whose values
PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
A particle is pulled along the +x–direction from x=0 to x=4m by a force whose values, when plotted against x, lie entirely below the x-axis. What can be concluded about the sign of the work done by the force during this motion?
(a) It is zero.
(b) It is negative.
(c) It is positive.
(d) It cannot be decided from the information given.