Cual es la diferencia entre peso e ingravidez?

The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping

Why should seat belts not be mandatory quick plz

If y gets smaller as x gets bigger and y have an relationship?