A ladder, 10 meters long, is lying on the ground with a total mass of 80 kg. How much work is required to keep one end fixed and raise the other straight above it?
A ladder, 10 meters long, is lying on the ground with a total mass of 80 kg. How much work is required to keep one end fixed and raise the other straight above it?
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter2: Vectors
Section: Chapter Questions
Problem 77AP: Show that when A+B=C then A2+B2+2ABcos , where is the angle between vectors A and B .
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A ladder, 10 meters long, is lying on the ground with a total mass of 80 kg. How much work
is required to keep one end fixed and raise the other straight above it?
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