A cyclist is with a speed of8m/s. As he approaches a circular trun on road of radius 80m, he applies break and the speed is reduced at the rate of 0.5 m/s every second. What is the magnitude and direction of net acceleration of the cyclist on the turn?

A cyclist is riding with a speed of 27 km/h. As he approaches a circular turn on the road of radius 80 m, he applies brakes and reduces his speed at the constant rate of 0.50 m/s every second. What is the magnitude and direction of the' net acceleration of the cyclist on the circular turn?

A stone tied to the end of a string 80 cm long is whirled in a horizontal circle with a constant speed. If the stone makes 14 revolutions in 25 s, what is the magnitude and direction of acceleration of the stone?

A player throws a bail upwards with an initial speed of 29.4 m s^-1 . What is the direction of acceleration during the upward motion of the ball?

A force of 200 N is applied to a body and its velocity changes from 5m/s to 10m/s in a second. What is the mass of the body?

A constant force acting on a body of mass 3.0 kg changes its speed from 2.0 m s^-1 to 3.5 m s^-1 in 25 s. The direction of the motion of the body remains unchanged. What is the magnitude and direction of the force?

A solid cylinder of mass 20 kg rotates about its axis with angular speed 100 rad s-^1. The radius of the cylinder is 0.25 m. What is the kinetic energy associated with the rotation of the cylinder? What is the magnitude of angular momentum of the cylinder about its axis?

The position of a particle is given by r=3.0r hati-2.0t^2 hatj+4.0 hatk m Where t is in seconds and the coefficients have the proper units for r to be in metres. What is the magnitude and direction of velocity of the particle at f = 2.0 s?

A player throws a bail upwards with an initial speed of 29.4 m s^-1 . What are the velocity and acceleration of the ball at the highest point of its motion?

A [He^(2+)] ion travels a velocity of 10^5 m/s at right angles to a magnetic field of 0.80 T. What is the magnitude of the magnetic force on the ion ?

Two billiard balls each of mass 0.05 kg moving in opposite directions with speed 6 m s~1 collide and rebound with the same speed. What is the impulse imparted to each ball due to the other?