In the following reaction: Phenol + acetone xrightarrowH⁺ X The product [X] is:
Major products A and B formed in the following reaction sequence , are
A particle is moving in a straight line. The variation of position $ x $ as a function of time $ t $ is given as: $ x = t^3 - 6t^2 + 20t + 15 $. The velocity of the body when its acceleration becomes zero is: