Answer Happy

4. [3/4 Points] DETAILS At takeoff a commercial jet has a 60.0 m/s speed. Its tires have a diameter of 0.850 m. (a) At how many rpm are the tires rotating? 1348.122 rpm PREVIOUS ANSWERS (b) What is the centripetal acceleration at the edge of the tire? 8470.587 m/s² Additional Materials Reading OSCOLPHYS2016 6.2.P.020.. (c) With what force must a determined 10-15 kg bacterium cling to the rim? 8.67e-12 XN (d) Take the ratio of this force to the bacterium's weight. 864 (force from part (c)/bacterium's weight)
5. [2/4 Points] PREVIOUS ANSWERS OSCOLPHYS2016 6.3.P.023. ASK YOUR TEACHER (a) A 15.0 kg child is riding a playground merry-go-round that is rotating at 30.0 rev/min. What centripetal force (in N) must she exert to stay on if she is 100m from? 148 044 DETAILS (b) What centripetal force (in N) does she need to stay on an amusement park merry-go-round that rotates at 3.00 rew/min if she is 5.00 m from its center 12.44 XN (c) Compare each force with her weight. force from (a) 1.0071 ✔ weight force from (b) -0.005 weight Additional Materials Reading 6. [1/1 Points] x DETAILS PREVIOUS ANSWERS MY NOTES OSCOLPHYS2016 6.3.P.024 MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER PRACTICE ANOTHER