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Physics Questions and Answers

General Science
21. The planet near to the sun is
 
  • A. venus
  • B. Jupiter
  • C. mercury
  • D. saturn
 
22. The power of a lens is measured in
 
  • A. joule
  • B. candela
  • C. decibel
  • D. dioptre
 
 
23. The speed of seconds pendulum is
 
  • A. 0.5 second
  • B. 1.0 second
  • C. 2.0 seconds
  • D. 1.0 minute
 
24. Pipe instruments with out reeds is
 
  • A. flute
  • B. harmonium
  • C. nadaswaram
  • D. violin