Advertisements
Advertisements
प्रश्न
Paheli and Boojho have to cover different distances to reach their school but they take the same time to reach the school. What can you say about their speed?
Advertisements
उत्तर
Paheli and Boojho have different speeds.
APPEARS IN
संबंधित प्रश्न
Salma takes 15 minutes from her house to reach her school on a bicycle. If the bicycle has a speed of 2 m/s, calculate the distance between her house and the school.
Suppose the two photographs, shown in Figure 1 and Figure 2, had been taken at an interval of 10 seconds. If a distance of 100 metres is shown by 1 cm in these photographs, calculate the speed of the fastest car.
Figure 1 Vehicles moving in the same direction on a road
Figure 2 Position of vehicles shown in Figure 1 after some time
When is instantaneous speed the same as the average speed?
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?
A train travels the first 30km of its journey at 30km/h. Find the speed it should travel the next 90km to have an average speed of 60km/h.
A vehicle covers a distance of 400km in 5 hours. Calculate its speed.
The cheetah the fastest animal among terrestrial animals run with an average speed of ______.
A spaceship travels 36,000 km in one hour. Express its speed in km/s.
______ measures the instantaneous speed of the automobile.
Assertion: The speed of a body can be Negative.
Reason: If the body is moving in the opposite direction of positive motion, then its speed is Negative.
