Why is -20pi/3 conteminal with

  1. Why is -20pi/3 conteminal with 4pi/3
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    2. Noni asked by Noni
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  2. a cylindrical vessel of length 1 m and area 1mmsq is filled with water and rotated with an angular speed of w= 20pifind the rise
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    2. Ramakanth asked by Ramakanth
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  3. A plane progressive wave is represented by the equation: y= 0.1sin(200pi(t)-20pi(x/17) where y is the displacement in
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    2. Edwin asked by Edwin
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  4. A plane progressive wave is represented by theequation: y= 0.1sin(200pi(t)-20pi/15(x)) where y is the displacement in metres, t
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    2. Johm asked by Johm
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