Could someone please help me answer these questions on this worksheet, this is 1

Question

Could someone please help me answer these questions on this worksheet, this is 1, 5-11, would really appreciate if you could circle your answers when you find it. It would be good to see how you worked them too if you have time.

D' ? Search QUESTION 5 QUESTION 8 Screen Shot q PM 2018-0...8.30 PM n Caloulate the velocity at time point 4 Calculate the tangential velocity if the angular volocity is 8.9 rad's (in reality the units are /s) and the radius of rotation is 2.1 m (to 1 docimal place). Tirne Point Timos) Distance m) 45 QUESTION 9 screen shot What is the anguar velocity ifthe tangential velocity is 20 m/s and the radius of rotation is 0.5 m (to one decima place) Save QUESTION 6 Screen Shot 2018-06...7.33 PM PM Caloulate the acceleration at time poit 2 LUse m'ss as your units since thene is no exponent button QUESTION 10 What is the tangential velocity if an objoct is rotating at 88 doarces/s and has a radius of rotation of 0.9 m to one decimal %) Screen Shot 2018-06-12 at 11.08.31 PM 79 Search 75.88 QUESTION 11 Caculate the angular acceleration for time point 4 Timpe Point QUESTION 7 acement (rad) Caculabo the angular velocity for time poirt 2 Peint Time .75 95 84 Red 56 kg, and the coeficient of what is the nat force acting down the slope parallel to the slope) if: ?-45 o the skiers mass riction is 0.347 Assume going down the slope s positive and gravity is 10 m/'s Loave answer to 1 decimal place and do not leave a space between answer and units

Explanation / Answer

1)Tangential velocity V= Angular velocity X radius

Angular velocity= 8.9

radius = 2.1

Tangential velocity = 8,9 X 2.1

=18.69

2)

Tangential velocity=20

radius= 0.5

Angular velocity= tangential velocity/ radius

=20/0.5

=40 rad/s

Related Questions

Navigate

• Browse (All)
• Browse C
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.