A force of 50 N moves a body. Which of the following is correct?
A. Frictional force exerted on the body is less than 50N
B. Frictional force exerted on the body is more than 50N
C. None of these
D. Both (a) and (b)
Answer:A
A force of 50 N moves a body. Which of the following is correct?
A. Frictional force exerted on the body is less than 50N B. Frictional force exerted on the body is more than 50N C. None of these D. Both (a) and (b)