PHYSICS · Single correct · CBSE · Physics · Units and Measurements · Units and Measurements
Problem
During an experiment, the magnitude of a force F is measured with a possible error of 5%, and the displacement s is measured with a possible error of 2%. The angle between F and s is known exactly. What is the maximum percentage error in the calculated work W?
(a) 5.4%
(b) 5%
(c) 7%
(d) 10%