A wheel with a radius of 45 cm rolls without slipping along a horizontal floor, as shown in Fig. P is a dot painted on the rim of the wheel. At time tl, P is at the point of contact between the wheel and the floor. At a later time t2, the wheel has rolled through one-half of a revolution. What is the dis- placement of P during this interval?
Hrishant Goswami , 10 Years ago
Grade 10
