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The displacement x of a particle along the x – axis at time t is given by x = a1/2 t + a2/3 t^2. Find the acceleration of the particle The displacement x of a particle along the x - axis at time t is given by x = a1/2 t + a2/3 t^2. Find [...]

A ball is thrown horizontally with speed 10 m/s from the top of tower of height 80 m. After how much time and at what horizontal distance from the tower it strikes the ground ? A ball is thrown horizontally with speed 10 m/s from the top of tower of height 80 m. After how [...]

The acceleration a in ms^-2 of a particle is given by a = 3t^2 + 2t +2, where t is the time. If the particle starts out with a velocity v =v2 m/s at t = 0, then find the velocity at the end of 2 s. The acceleration a in ms^-2 of a particle [...]

For a given velocity, a projectile has the same range R for two angles of projection. If t1​ and t2​ are the time of flight in the two cases, then: a projectile has the same range R for two angles of projection. If t1​ and t2​ are the time of flight in the two cases [...]

A particle is projected at an angle with horizontal. If T is the time of flight and R is a horizontal range, then θ is A particle is projected at an angle with horizontal. If T is the time of flight and R is a horizontal range then θ is September 16, 2020 Category: Cengage [...]

A bullet is to be fired with a speed of 2000 m/s to hit a target of 200 m away on a level ground. If g = 10m/s^2, then the gun should be aimed A bullet is to be fired with a speed of 2000 m/s to hit a target of 200 m away on [...]

The displacement of a particle along the x-axis is given by x = 3 + 8t + 7t^2. Obtain its velocity and acceleration at t = 2s. The displacement of a particle along the x-axis is given by x = 3 + 8t + 7t^2. Obtain its velocity and acceleration at t = 2s. September [...]

The position x of a particle varies with time t according to the relation x = t^3 + 3t^2 + 2 t. Find the velocity and acceleration as functions of time. The position x of a particle varies with time t according to the relation x = t^3 + 3t^2 + 2 t. Find the [...]

A body can throw a stone up to a maximum height of 10 m.The maximum horizontal distance that the boy can throw the same stone up to will be A body can throw a stone up to a maximum height of 10 m.The maximum horizontal distance that the boy can throw the same stone up [...]

The displacement x of a particle moving in one dimension under the action of a constant force is related to time t by the equation t = root x + 3, where x is in meter and t is in second. Find the displacement of The displacement x of a particle moving in one dimension [...]