Friday
March 24, 2017

Post a New Question

Posted by on Sunday, December 11, 2011 at 11:29am.

Calculate the speed of a ball tied to a string of length 1.5 m making 4.6 revolutions every second.

  • physics - , Monday, December 12, 2011 at 3:05pm

    Va = 4.6 rev/s * 6.28 rad/rev = 28.9 rad/s = Angular velocity.

    C = pi*D = 3.14 * (2*1.5) = 9.42 m.
    V = 4.6 rev/s * 9.42 m/rev = 43.4 m/s.
    = Linear speed.

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions

Post a New Question