Determine the angular speed of the following hands on an analog watch. Remember there are 2pi radians in 1 revolution. a) Second Hand b) Minute Hand c) Hour Hand
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Determine the angular speed of the following hands on an analog watch. Remember there are 2pi radians in 1 revolution.
a) Second Hand
b) Minute Hand
c) Hour Hand
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- Need help with a practice problemThank you for your help with understanding the concepts of working this type of practice problem out.A ferris wheel bucket travels around at 3.30 m/s. The radius of the ferris wheel is 39.6 m. What is the ferris wheel's angular velocity? a) 0.275 rad/sb) 0.0833 rad/sc) 12.0 rad/sd) 3.30 rad/s
- A rock tied to the end of string swings at a constant angular rate. If you are told that the string can support a total of 85 N of force before breaking, what is the maximum angular velocity the rock can rotate if the rock has a mass of 0.16 kg, and the length of the string is 0.5 m? Give your answer in units of radian per secondQuestion 13 An ice skater starts to spin with an angular velocity of 2 rotations per second, when she moves her arms close together her angular inertia goes down by a factor of 5, how fast would she rotate then? O 2/5 rotations per second O 5 rotations per second O 5/2 rotations per second O 10 rotations per second Question 14 What is the tangential velocity of a ladybug that is 20 cm from the center of a turntable rotating at 5 radians per second? Hint: Watch the units O 4 m/s O 1 m/s O 100 m/s O 0.04 m/s Question 15 What is the magnitude of the centripetal force keeping the ladybug of the above problem in circular motion? Use 2x10-5 kg for her mass. Hint: Watch the units O 1x104 N O 1x107 N 2x10 3 N O 1x105 N28. Please help answer this question, thank you so much!! :)
- Below shows the pedal system of a bicycle. If a cyclist applies force on the pedal (position of RA) from rest and accelerates at an angular acceleration of 4 rad/s2. How far has the bicycle moved in meters after 11 sec? R3=10cm R16cm R=4cm R=33cm PA flywheel of mass 186 kg has an effective radius of 0.620 m assume that the mass is concentrated along a circumference located at the effective radius of the flywheel What constant torque is required to bring the wheel from rest to an angular speed of 147 rev/min in a time interval of 30.0 s? answer in NmHow can i solve this exercise?
- QUESTION 10 A turntable starts from rest and makes the first n complete revolutions in time t with constant angular acceleration. If it maintains the same acceleration, how many seconds will it take the turntable to make the next complete revolution, to three significant figures? n = 11 t = 4 sTwo people start at the same place and walk around a circular lake in opposite directions. One has an angular speed of 1.89 x 10-3 rad/s, while the other has an angular speed of 6.64 x 10-3 rad/s. How long will it be before they meet? Number i Start Units 0₂ ---- End