During dry weather, rubbing a plastic scale with dry hair, attracts small pieces of paper. This is due to
A. gravitational force
B. electrostatic force
C. frictional force
D. muscular force
Answer:B
During dry weather, rubbing a plastic scale with dry hair, attracts small pieces of paper. This is due to
A. gravitational force B. electrostatic force C. frictional force D. muscular force