Figure shows the x coordinate of a particle as a function of time. Find the signs of `v_x and a_x at t=t_1`, t=t_2 and t=t_3`.

Figure shows the graph of x - coordinate of a particle moving along x - axis as a function of time. Average velocity during t = 0 to 6 s and instantaneous velocity at t = 3 s respectively, will be

Figure shows the displacement-time graph of a particle moving in a straight line. Find the signs of velocity and acceleration of particle at time t = t_1 and t = t_2.

Position of a particle,as a function of t is given by e=5+4t+3t^(2) ,find its rate of change ' x with respect to t at t

x - t graph of a particle in SHM is At time t = t_(0) , what are the signs of v and a of the particle?

The position coordinates of a particle moving in X - Y as a function of time t are x =2t^2+6t+25 y = t^2+2t+1 The speed of the object at t = 10 s is approximately

Each of the four particles move along an x axis. Their coordinates (in metres) as function of time (in seconds) are given by Particle 1 : x(t) = 3.5 - 2.7 t^3 Particle 2 : x(t) = 3.5 + 2.7 t^3 Particle 3 : x(t) = 3.5 + 2.7 t^2 Particle 4 : x(t) = 2.5 - 3.4t - 2.7 t^2 which of these particles is speeding up for t > 0?

Each of four particles moves along an x axis. Their coordinates (in meters) as function of time (in seconds) are given by Particle 1:x(t) =3.5 -2.7t^(3) Particle :2 x(t)=3.5+2.7 t^(3) particle 3: x(t) =3.5+2.7 t^(2) particle 4: x(t)=3.5-3.4 t -2.7 t^(2) Which of these particles have constant acceleration ?

The x and y coordinates of a particle at any time t are given by x = 2t + 4t^2 and y = 5t , where x and y are in metre and t in second. The acceleration of the particle at t = 5 s is

The x and y coordinates of a particle at any time t are given by x=7t+4t^2 and y=5t , where x and t is seconds. The acceleration of particle at t=5 s is