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Physics Questions and Answers

General Science
93. The specific volume of water is minimum at
 
  • A. -4°C
  • B. 0° C
  • C. 4° C
  • D. 273° C
 
 
94. Transfer of heat by molecular collision is
 
  • A. convection
  • B. radiation
  • C. collimation
  • D. conduction
 
95. The one used in the preparation of lenses and prisms
 
  • A. soda glass
  • B. flint glass
  • C. quartz glass
  • D. pyrex glass
 
96. The heating element in an electric stove is made of
 
  • A. copper
  • B. copper
  • C. nichrome
  • D. tungsten