Area under speed$-$time graph is equal to the
velocity of the body
magnitude of the displacement
distance travelled by the body
none of these
A cyclist driving at $36\, km h^{-1}$ stops his cycle in $2\, s$ by the application of brakes. Calculate $(i)$ retardation $(ii)$ distance covered during the application of brakes.
Write true or false for the following statements
Acceleration is defined as the rate of change of velocity.
A car manufacturer advertises that the brakes are so perfect that the car stops instantaneously. Comment.
Identify what do the graphs shown below indicate ?
Write true or false for the following statements
Kinematics deals with the motion of non$-$living objects without taking into account the cause of their motion.