tag:blogger.com,1999:blog-6177067188573803264.post8875572575261684114..comments2017-08-19T00:33:50.699+01:00Comments on College Frenzy: Work of a Ski LiftMing Kenoreply@blogger.comBlogger6125tag:blogger.com,1999:blog-6177067188573803264.post-690202668527184412017-01-20T23:30:05.772+00:002017-01-20T23:30:05.772+00:00why do you use the equation h=0.5at^2 etc to calcu...why do you use the equation h=0.5at^2 etc to calculate height?Qusai. Al-awabdehhttps://www.blogger.com/profile/10085125371807031288noreply@blogger.comtag:blogger.com,1999:blog-6177067188573803264.post-20676233862380205582016-09-07T18:34:17.835+01:002016-09-07T18:34:17.835+01:00The math is wrong. For the final speed of the lift...The math is wrong. For the final speed of the lift, it should be 3600 seconds, therefore the answer is 2.778 m/s. To get the number of chairs, take the one way length divided by the spacing. Anonymousnoreply@blogger.comtag:blogger.com,1999:blog-6177067188573803264.post-44557577503248955862015-10-09T03:27:15.876+01:002015-10-09T03:27:15.876+01:00Because there are 50 chairs in total, each with a ...Because there are 50 chairs in total, each with a mass of 250 kg, and spaced 20 m apart for 1000m. Mason Beardyhttps://www.blogger.com/profile/00197388310014034355noreply@blogger.comtag:blogger.com,1999:blog-6177067188573803264.post-1945530351923266072015-09-25T15:26:34.689+01:002015-09-25T15:26:34.689+01:00for the mass m, where did the 50 x 250 kg come fro...for the mass m, where did the 50 x 250 kg come from. I thought the mass was just 250 kg<br />Unknownhttps://www.blogger.com/profile/11902047151917341097noreply@blogger.comtag:blogger.com,1999:blog-6177067188573803264.post-42942648902194888292013-09-16T02:55:21.106+01:002013-09-16T02:55:21.106+01:00Delta t is give: "... to accelerate this ski ...Delta t is give: "... to accelerate this ski lift in 5 s to its operating speed..." Since we assume that acceleration is constant, delta t is 5 seconds.Ming Kehttps://www.blogger.com/profile/11100838936968811496noreply@blogger.comtag:blogger.com,1999:blog-6177067188573803264.post-39332966388769420552013-09-16T02:44:32.793+01:002013-09-16T02:44:32.793+01:00What is the value for delta t for the power due to...What is the value for delta t for the power due to acceleration? You seem to have omitted it. samhttps://www.blogger.com/profile/14878143425843207104noreply@blogger.com