To compute for the kinetic energy, two essential parameters are needed and these parameters are mass (m) and velocity (v). pi = m1vi1. (b) What impulse is needed to stop the dancer? Let’s solve an example; Find the Mass when potential energy is 450 with a height of 30 and acceleration due to gravity of 10. t = 2.69 s. In a race, the racer rides the bike with an initial velocity of 9 m/s. find For example, if you drive a car for a distance of 70 miles in one hour, your average velocity equals 70 mph. However, the object’s speed, v, is just s divided by t, so the equation breaks down to. Your equation h = E / m g is simply this formula rearranged to solve for height. How to Calculate and Solve for Mass, Angular Velocity, Radius and ... Velocity v = 15 m/s. v = 3.46 m/s. Calculate Maximum Height from Upward Velocity - Rechneronline Example: We have a diamond with volume 5,000 cm 3 and density 3.52 g/cm 3. physics - Calculate initial velocity to reach height Y - Mathematics ...