A particle is travelling along X-axis and its x-coordinate is related to time as follows:
`x=5t^(2)-20`
Here x is measured in metres and time t in seconds.
When does the particle cross the origin?

A particle is travelling along X-axis and its x-coordinate is related to time as follows: x=5t^(2)-20 Here x is measured in metres and time t in seconds. When does the particle reverse its direction of motion?

A particle is travelling along X-axis and its x-coordinate is related to time as follows: x=5t^(2)-20 Here x is measured in metres and time t in seconds. When does the magnitude of velocity become equal to that of acceleration?

Particle is moving in a straight line. Distance x is related to the time t by the equation t=sqrt(x)+3 . Distance x is measured in metres and time t is seconds. After how many seconds will the particle come to the rest?

A particle is moving along x-axis. Its X-coordinate varies with time as, X=2t^2+4t-6 Here, X is in meters and t in seconds. Find average velocity between the time interval t=0 to t=2s.

A particle is moving along x-y plane. Its x and y co-ordinates very with time as x=2t^2 and y=t^3 Here, x abd y are in metres and t in seconds. Find average acceleration between a time interval from t=0 to t=2 s.

A particle of mass 1 kg is moving along X - aixs . Its X - coordinate is given by x = t^(2) . Where t is in secoonds and x in metres . Find the work done by thef orce on the particle in time interval t = 1s to t = 3 s .

A particle moves along the x-axis such that its co-ordinate (x) varies with time (t), according to the expression x=2 -5t +6t^(2), where x is in metres and t is in seconds. The initial velocity of the particle is :–