Physics-
General
Easy

Question

If the particles collide in air, then find the angle of projection ‘a ’ of particle ‘B’.

  1. 60degree    
  2. s i n to the power of negative 1 end exponent invisible function application left parenthesis 3 divided by 5 right parenthesis    
  3. s i n to the power of negative 1 end exponent invisible function application left parenthesis 5 divided by 3 right parenthesis    
  4. s i n to the power of negative 1 end exponent invisible function application left parenthesis 4 divided by 5 right parenthesis    

The correct answer is: s i n to the power of negative 1 end exponent invisible function application left parenthesis 3 divided by 5 right parenthesis


    U subscript 1 end subscript equals 60 m divided by s
    alpha subscript 1 end subscript equals 30 to the power of ring operator end exponent
    U subscript 2 end subscript equals 50 m divided by s
    alpha subscript 2 end subscript equals ?
    U subscript 1 end subscript s i n invisible function application alpha subscript 1 end subscript equals U subscript 2 end subscript s i n invisible function application alpha subscript 2 end subscript
    60 cross times fraction numerator 1 over denominator 2 end fraction equals 50 s i n invisible function application alpha subscript 2 end subscript
    s i n invisible function application alpha subscript 2 end subscript equals fraction numerator 3 over denominator 5 end fraction rightwards double arrow alpha subscript 2 end subscript equals s i n to the power of negative 1 end exponent invisible function application left parenthesis 3 divided by 5 right parenthesis

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