- #1

Shah 72

MHB

- 274

- 0

Coefficient of friction=0.4

F=m×a

While going up

-0.4×10cos 34-10sin 34=a

a=-8.91m/s^2.

V^2=u^2+2as

I get the eq

V^2=9-2×8.91s

I don't understand how to calculate further.

Pls help