Work done by a frictional force is
Work done by a frictional force is
Negative
Positive
Zero
All of the above
Work done by a frictional force is
Work done by friction can be positive, negative and zero depending upon the situation.
Other Language
Work done by a frictional force is
Negative
Positive
Zero
All of the above
Work done by a frictional force is
Work done by friction can be positive, negative and zero depending upon the situation.
Other Language