Work with force changing with angle


by drabdallh
Tags: angle, force, work
drabdallh
drabdallh is offline
#1
Apr27-12, 10:14 AM
P: 9
IF F=MGcos θ AND THE ANGLE BETWEEN F AND D IS θ
THEN WILL THE WORK BE MGcos2θ?
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K^2
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#2
Apr27-12, 10:40 AM
Sci Advisor
P: 2,470
MGDcos˛θ, yes. But I'm a bit concerned about your formulas to begin with. What's the setup? You might be accounting for θ once more than you need to.
drabdallh
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#3
Apr27-12, 04:55 PM
P: 9
serway problem 7,20

K^2
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#4
Apr27-12, 07:54 PM
Sci Advisor
P: 2,470

Work with force changing with angle


I'm not sure why you assume we all have access to every textbook used for physics lectures.


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