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Author Question: A 200-g hockey puck is launched at an initial speed of 16 m/s up a metal ramp that is inclined at a ... (Read 82 times)

clippers!

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on: Jul 29, 2018
A 200-g hockey puck is launched at an initial speed of 16 m/s up a metal ramp that is inclined at a 30 angle.
 
  The coefficients of static and kinetic friction between the hockey puck and the metal ramp are s = 0.40 and k = 0.30, respectively. What vertical height does the puck reach above its starting point?
  A) 8.6 cm
  B) 17 cm
  C) 13 cm
  D) 4.2 cm

Question 2

A 5.00-m-long uniform ladder, weighing 200 N, rests against a smooth vertical wall with its base on a horizontal rough floor, a distance of 1.20 m away from the wall. The coefficient of static friction between the ladder and the floor is 0.200.
 
  How far up the ladder, measured along the ladder, can a 600-N person climb before the ladder begins to slip? A) 1.50 m
  B) 1.26 m
  C) 1.05 m
  D) 3.95 m
  E) 4.56 m
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morganmarie791

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Reply #1 on: Jul 29, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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clippers!

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Reply 2 on: Jul 29, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
:D TYSM

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