[" 1.) The motion of a particle is described by the equation "x=a],[+bt^(2)" where "a=15cm" and "b=3cm/s^(2)" .Its instantaneous "],[" velocity at time "3sec" will be "],[[" (a) "36cm/sec," (b) "18cm/sec],[" (c) "16cm/sec," (d) "32cm/sec]]

The motion of a particle is described by the equation x = a+bt^(2) where a = 15 cm and b = 3 cm//s^2 . Its instantaneous velocity at time 3 sec will be

The motion of a particle is described by the equation x = at^(2) + bt^(3) where a = 15 cm and b = 3 cm//s^2 . Its instantaneous velocity at time 5 sec will be

The motion of a particle is described by the equation x = a+bt^(2) where a = 15 cm and b = 3 cm//s . Its instantaneous velocity at time 3 sec will be

The motion of a particle is described by the equation x = a+bt^(2) where a = 15 cm and b = 3 cm//s . Its instantaneous velocity at time 3 sec will be

The velocity of a particle is given by the equation, v = 2t^(2) + 5 cms^(-1) . Find the instantaneous acceleration at t_(2) = 4s

[" 13.If the particle is moving along a straight line "],[" given by the relation "x=2-3t+4t^(3)" where "s" is "],[" in "cms" .,and "t" in sec.Its average velocity "],[" during the third sec is "],[[" c) "73cm/s," 2) "80cm/s],[" 3) "85cm/s," 4) "90cm/s]]

The motion of a particle along x-axis is given by equation x = 9+ 5t^2 , where x is the distance in cm and t is time in second. Find instantaneous velocity after 3 seconds