A solid disc and a ring, both of radius 10 cm are placed on a horizontal table simultaneously, with initial angular speed equal to `10pi rad s^(-1)`. Which of the two will start to roll earlier ? The co-efficient of kinetic friction is `mu_(k)=0.2`.

A solid disc and a ring, both of radius 10 cm are placed on a horizontal table simultaneously, with initial angular speed equal to 10 pi rad//s . Which of the two will start to roll earlier ? The coefficient of kinetic friction is mu_(k) = 0.2 .

A solid disc and a ring, both of radius 10 cm are placed on a horizontal table simultaneously, with initial angular speed equal to 10 pi rad//s . Which of the two will start to roll earlier ? The coefficient of kinetic friction is mu_(k) = 0.2 .

A solid disc and a ring, both of radius 10 cm are placed on a horizontal table simultaneously, with initial angular speed equal to 10 π" rad s"^(-1) . Which of the two will start to roll earlier ? The co-efficient of kinetic friction is µ_(k) = 0.2 .

A solid disc and a ring, both of radius 10 cm are placed on a horizontal table simultaneously, with initial angular speed equal to 10 π" rad s"^(-1) . Which of the two will start to roll earlier ? The co-efficient of kinetic friction is µ_(k) = 0.2 .