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107. The initial velocity of a particle is u (at t0) andat. Which of thethe acceleration is given by ffollowing relations is valid?(1) v u at(3) v u+ atat(2) v ut(4) v uUpam Sir

Answer»

acceleration is f = at

=> v is integration of f = at²/2

so, V -u = at²/2=> V = u+at²/2

option 2



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