Question

Q.2. For a certain coefficient of friction u and a certain angle a , the force P
required to raise m is 4kN and that required to lower mat a constant slow
speed is 1.6kN. Calculate the mass m
Q
TER
تو میری اول
pe​

Answer 1

Answer:

I don't know but please mark me brainliest I need it please and take care of yourself and your family