The coordinates of a body moving in a plane at any instant of time `t` are `x=alphat^(2)` and `y=betat^(2)`. The speed of the body is.

The coordinates of a body moving in a plane at any instant of time t are x=alphat^(2) and y=betat^(2) . The velocity of the body is

The coordinates of a body moving in a plane at any instant of time t are x=alphat^(2) and y=betat^(2) . The velocity of the body is

The coordinates of a particle moving in XY-plane at any instant of time t are x=4t^(2),y=3t^(2) . The speed of the particle at that instant is

The coordinates of a particle moving in XY-plane at any instant of time t are x=4t^(2),y=3t^(2) . The speed of the particle at that instant is

For a moving body at any instant of time