E) vavc
18. an insect crawls up a hemispherical surface
very slowly. the coefficient of fr...
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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