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ISOLATED SYSTEM:
"When a number of bodies are like that they can exert force upon one another and no external agency exerts a force on them, they are said to form an isolated system".
EXAMPLES:
The molecules of a gas enclosed in a vessel at constant temperature form an isolated system of interacting bodies. The enclosed molecules collide with one another because of their random motion but no external force acts on them.
Davisson and Germer scattered electrons from a crystal of nickel. The scattered electrons formed a strong diffraction pattern. What important conclusion was drawn from this experi
assignment on micro waves
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