Free surface of a liquid behaves like a sheet and tends to contract to the smallest possible area due to the


Options: force of adhesion,    force of friction,    centrifugal force,    force of cohesion

Ans:D,D


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Asked in: KCC-2018   |   JOA 556-2018  |  HRTC JTO-2017

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Which of the following metals remain in liquid for under normal conditions?
Options: Radium,    Zinc,    Uranium,    Mercury

Ans:D,D


Radiocarbon is produced in the atmosphere as a result of
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Plants growing on sand are called as
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With which sport is the 'Choudhury Trophy' associated?
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