Advertisements
Advertisements
Question
Arrange the following speed in increasing order (keeping the least speed first
A scooter moving with a speed of 30 km/h.
Advertisements
Solution
A scooter moving with a speed of 30 km/h. Converting into S.I. units, the speed will be :
= `((30)(1000))/3600`
= 8.33 m/s
On arranging the speeds in ascending order, we get :
(ii) < (iii) < (i)
APPEARS IN
RELATED QUESTIONS
What does the odometer of an automobile measure?
What do the following measure in a car ?
(a) Speedometer (b) Odometer
Give one example of a motion where an object does not change its speed but its direction of motion changes continuously.
The diagram below shows the pattern of the oil on the road at a constant rate from a moving car. What information do you get from it about the motion of the car.
A car moving on a straight path covers a distance of 1 km due east in 100 s. What is the speed of the car?
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 .
Write down the type of motion of a body along with the A – O – B of the following distance – time graph.
Give two examples of uniform circular motion from your daily life.
Distinguish between speed and velocity.
Which of the following figures (Fig. 8.3) represents uniform motion of a moving object correctly?
