Question

Problems
1.
A test tube of mass 10 grams closed with a cork of mass 1 gram contains some ether.
When the test tube is heated the cork flies out under the pressure of the ether gas. The
test tube is suspended horizontally by a weight less rigid bar of length 5 cm. What is
the minimum velocity with which the cork should fly out of the tube, so that test tube
describing a full vertical circle about the point O. Neglect the mass of ether.​

Answer 1

Answer:

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