Question

The magnitude of contact force is given by
А
R= N+f
B.
R= N2 + f2
с
R2 = N2 + f2​

Answer 1

Answer:

r nf

Explanation:

the magnitude of contact force is are are is equals to 2n place if in place f and n place f to c r 2 is equals to n2 + f2 magnitude of contact force n n2 + f2