Physics
Fluid-Mechanics
Easy

Question

A space t e s t space p a r t i c l e space i s space m o v i n g space i n space a space c i r c u l a r space o r b i t space i n space t h e space g r a v i t a t i o n a l space f i e l d space p r o d u c e d space b y space a space m a s s space d e n s i t y space rho left parenthesis straight r right parenthesis equals straight K over straight r squared. space space I d e n t i f y space
t h e space c o r r e c t space r e l a t i o n space b e t w e e n space t h e space r a d i u s space R space o f space t h e space p a r t i c l e apostrophe s space o r b i t space a n d space i t s space p e r i o d space T colon

  1. straight T divided by straight R squared space text is a constant end text
  2. straight T divided by straight R space text  is a constant  end text
  3. straight T squared divided by straight R cubed text  is a constant  end text
  4. TR text  is a constant  end text

The correct answer is: straight T divided by straight R space text  is a constant  end text

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