Advertisements
Advertisements
प्रश्न
What is the relation between distance and time when the body is moving with uniform velocity?
Advertisements
उत्तर
When the body moves with uniform velocity, the body covers equal distance in equal interval of time in a specified direction.
APPEARS IN
संबंधित प्रश्न
Joseph jogs from one end A to the other end B of a straight 300 m road in 2 minutes 30 seconds and then turns around and jogs 100 m back to point C in another 1 minute. What are Joseph’s average speeds and velocities in jogging?
- from A to B and
- from A to C?
Change the speed of 6 m/s into km/h.
A train starting from Railway Station attains a speed of 21 m/s in one minute. Find its acceleration.
If a sprinter runs a distance of 100 metres in 9.83 seconds, calculate his average speed in km/h.
Express 15 m s-1 in km h-1.
Express the following in m s−1.
1 km h−1
A car travels the first 30 km with a uniform speed of 60 km h−1 and the next 30 km with a uniform speed of 40 km h−1. Calculate :
- The total time of journey,
- The average speed of the car.
A car is moving in a straight line with speed 18 km h-1. It is stopped in 5 s by applying the brakes. Find:
- the speed of car in m s-1
- the retardation and
- the speed of car after 2 s of applying the brakes.
The velocity-time graph of a moving body is given below in Figure
Displacement in each part AB, BC and CD.
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
