E) vavc
18. an insect crawls up a hemispherical surface
very slowly. the coefficient of friction
between the insect and the surface is 5. if the
line joining the center of the hemispherical
surface to the insect makes an angle a with
the vertical, the maximum possible value of a
is given by
(a) cota = 3
(b) tana = 3
6) seca = 3
(d) coseca = 3
Answers: 1
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In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
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The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
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E) vavc
18. an insect crawls up a hemispherical surface
very slowly. the coefficient of fr...
18. an insect crawls up a hemispherical surface
very slowly. the coefficient of fr...
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