Advertisements
Advertisements
प्रश्न
Compare speed and velocity
Advertisements
उत्तर
| S.No. | Speed | Velocity |
| 1. | The rate of change of distance | The rate of change of displacement |
| 2. | Scalar quantity | Vector quantity |
| 3. | `"Speed" = "Distance travelled"/"time taken "` | `"Velocity" = "Displacement" /"time taken"` |
APPEARS IN
संबंधित प्रश्न
Define Speed.
Which is greater?
(i) 36 km/hr
(ii) 8.5 m/s
The relation S= v x t can easily be used to find the tota l distance covered by a body moving with non -uni form speed. (Yes/ no)
Can the speed of a body be negative?
The average time taken by a normal person to react to an emergency is one fifteenth of a second and is called the 'reaction time'. If a bus is moving with a velocity of 60 km/h and its driver sees a child running across the road, how much distance would the bus had moved before he could press the brakes? The reaction time of the people increases when they are intoxicated. How much distance had the bus moved if the reaction time of the driver were 1/2 s under the influence of alcohol?
A body covers half the distance with the speed A and the other half with speed B. What will be the average speed for the whole journey?
The cheetah the fastest animal among terrestrial animals run with an average speed of ______.
What is the unit of average speed in SI system?
The SI unit of speed is a kilometer.
In a 100m race, the winner takes 10s to reach the finishing point. The average speed of the winner is ______.
