Advertisements
Advertisements
प्रश्न
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
Advertisements
उत्तर
Body is in uniform motion i.e. it covers equal distance in equal intervals of time.
APPEARS IN
संबंधित प्रश्न
What is the Differnece between speed and velocity ?
What name is given to the speed in a specified direction ?
A train starting from Railway Station attains a speed of 21 m/s in one minute. Find its acceleration.
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
What is its average speed ?
One of the following is not a vector quantity. This one is :
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 accelerates at a rate of 5 m s-2. Find the increase in its velocity in 2 s.
Figure shows the displacement of a body at different times .
Calculate the velocity of the body as it moves for time interval :
(i) 0 to 5 s,
(ii) 5 s to 7 s
(iii) 7 s to 9 s.
A train is moving with a velocity of 90 km h-1 . It is brought to stop by applying the brakes which produce a retardation of 0.5 ms-2 Find :
(i) The velocity after 10 s , and
(ii) the time taken by the train to come to rest .
Give two examples of uniform circular motion from your daily life.
