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Physics Questions and Answers

General Science
17. The unit for quantity substance is
 
  • A. mole
  • B. kilogram
  • C. gram
  • D. metre3
 
18. The unit of frequency is
 
  • A. hz
  • B. m
  • C. kg
  • D. s
 
 
19. The good conductor of heat energy is
 
  • A. glass
  • B. iron
  • C. mica
  • D. rubber
 
20. Heat is measured in terms of
 
  • A. calorie
  • B. degree
  • C. gram
  • D. cm