Question

wh ol ie rntatinn fraalu at annular speed 640 rev/min on a shaft whose rotational inertia is negligible. A second wheel, initially at rest and with 7 times the rotational Link to question with available attempts. led to the same shaft. (a) What is the angular speed of the resultant combination of the shaft and two wheels? (b) What fraction of the original rotational kinetic energy is lost? (a) Number (b) Number Units

Answer 1

from the onsotvaon ulan momasntom, レ17-L2 0.845 (or)