FeedBack Form

Your Name :
Your Email :
Your Location :
Your Message :
   
FeedBack

Physics Questions and Answers

177. Which substance is used to make rubber strong?
 
  • A. sponge
  • B. iron
  • C. sulphur
  • D. chlorine
 
 
178. If sound persists even after its source has stoped producing sound, then its called
 
  • A. free vibration
  • B. resonance
  • C. reverberation
  • D. forced vibration
 
179. When the speed of the body is doubled, its kinetic energy becomes
 
  • A. half
  • B. doubled
  • C. one–fourth
  • D. quadruple
 
180. When a body moves with uniform velocity its acceleration is
 
  • A. maximum
  • B. doubled
  • C. zero
  • D. tripled