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A piece of metal is heated until it becomes red-hot, it is then quickly transferred...

Physics
WAEC 1998

A piece of metal is heated until it becomes red-hot, it is then quickly transferred into a beaker containing boiling water. What effect will this have on the boiling water?
  • A. the boiling water rises slightly
  • B. the boiling point rises sharply
  • C. the rate of vaporisation of the boiling water increases
  • D. the boiling point first rises and then falls
  • E. neither the boiling point nor the rate of vaporisation increases
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Correct Answer: Option C
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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Join your school's WhatsApp group