Eamcet Physics - 1 st Year : Unit 7.4 ( Properties of Bulk Matter ) - Surface Tension - Surface Energy Free Online Tests | Mock Tests | Preparation | Practice Tests

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Eamcet Physics
1 st Year : Unit 7.4 ( Properties of Bulk Matter ) - Surface Tension - Surface Energy

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A thread is tied slightly loose to a wire frame as in figure and the frame is dipped into a soap solution and taken out. The frame is completely covered with the film. When the portion A punctured with a pin, the thread.

A. Becomes concave toward A

B. Becomes convex towards A

C. Remains in the initial position

D. Either (a) or (b) depending on the size of A w.r.t. B

E. None of the above

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Correct choice: A

Explanation:

None

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Eamcet Physics 1 st Year : Unit 7.4 ( Properties of Bulk Matter ) - Surface Tension - Surface Energy

Eamcet Physics
1 st Year : Unit 7.4 ( Properties of Bulk Matter ) - Surface Tension - Surface Energy