A BLOCK OF MASS m IS PULLED ALONG A HORIZONTAL SURFACE BY APPLYING A FORCE AT AN ANGLE i WITH THE HORIZONTAL. THE FRICTION COEFFICIENT IS u . IF THE BLOCK TRAVELS AT A UNIFORM VELOCITY , THE WORK DONE BY THE APPLIED FORCE DURING A DISPLACEMENT d OF THE BLOCK WILL BE WHAT?
A BLOCK OF MASS m IS PULLED ALONG A HORIZONTAL SURFACE BY APPLYING A FORCE AT AN ANGLE i WITH THE HORIZONTAL. THE FRICTION COEFFICIENT IS u . IF THE BLOCK TRAVELS AT A UNIFORM VELOCITY , THE WORK DONE BY THE APPLIED FORCE DURING A DISPLACEMENT d OF THE BLOCK WILL BE WHAT?





to the horizontal, the work done by applied force during displacement
becomes





