A bee flies in a spiral path described by $r = 2t$ and $heta = \pi t$, where $r$ is in meters, $heta$ is in radians, and $t$ is in seconds. What is the magnitude of the bee's displacement from $t = 0$ to $t = 2$ s?

If a body travels $30m$ in an interval of $2s$ and $50m$ in the next interval of $2s$ then the acceleration of the body is

An insect moves $3m\,\,east$, $4m\,\,north$ and $5m$ vertically up. Displacement covered by insect is

A student walks 10 m North, then 10 m East. What is the distance traveled?

If a body travels $30m$ in an interval of $2s$ and $50m$ in the next interval of $2s$ then the acceleration of the body is

An insect moves $3m\,\,east$, $4m\,\,north$ and $5m$ vertically up. Displacement covered by insect is

A 120 m long train is moving in a direction with speed 20 m/s. A train B moving with 30 m/s in the opposite direction and 130 m long crosses the first train in a time

An athlete completes one round of a circular track or radius R in 40 sec. What will be his displacement at the end of 2 min. 20 sec

Which of the following is a scalar quantity?

A graph is shown between velocity an time for the motion of a particle. The area under the curve between the time intervals ${t_1}\,and\,{t_2}$ gives

The numerical ratio of displacement to distance is