Questions
When a wound spring is dissolved in an acid, the temperature of the acid
detailed solution
Correct option is A
The energy stored in winding the spring will be given by the spring to the acid in the form of heat energy, hence the temperature of the acid will be increased.Talk to our academic expert!
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A simple pendulum is swinging in a vertical plane. The ratio of its potential energies when it is making angles and with the vertical is,
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