Eamcet Physics - 1 st Year : Unit 3.4( Laws of Motion ) - Inclined Plane Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Physics
1 st Year : Unit 3.4( Laws of Motion ) - Inclined Plane

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An insect crawls up a hemispherical surface. The coefficient of friction between the insect and the surface is 1/3. If the line joining the centre of the hemispherical surface to the insect makes an angle with the vertical, the maximum possible value of α is given by

A. cot α = 3

B. tan α = 3

C. sec α = 3

D. cosec α = 3

E. None of the above

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Correct choice: A

Explanation:

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Eamcet Physics 1 st Year : Unit 3.4( Laws of Motion ) - Inclined Plane

Eamcet Physics
1 st Year : Unit 3.4( Laws of Motion ) - Inclined Plane