The value of supply voltage for 500W ,5ohm load is ?

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

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

What is the rate of change in a objects position?