Physics
A ball falls down vertically. Its motion is:
- periodic
- linear
- circular
- vibratory
Related Questions
The motion of a pendulum is:
- rotatory
- oscillatory
- curvilinear
- rectilinear
A car moving on a straight road is an example of:
- rotatory motion
- rectilinear motion
- oscillatory motion
- periodic motion
If a body covers equal distances in equal intervals of time, the motion is said to be:
- uniform
- non-uniform
- oscillatory
- rotatory
A boy goes from his house to school by bus at a speed of 20 km h-1 and returns back through the same route at a speed of 30 km h-1. The average speed of his journey is:
- 24 km h-1
- 25 km h-1
- 30 km h-1
- 20 km h-1