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
What do the following measure in a car ?
(a) Speedometer (b) Odometer
Arrange the following speed in increasing order (keeping the least speed first):
An athlete running with a speed of 10 m/s.
The distance between Delhi and Agra is 200 km. A train travels the first 100 km at a speed of 50 km/h. How fast must the train travel the next 100 km, so as to average 70 km/h for the whole journey ?
The graph given alongside shows how the speed of a car changes with time:

(i) What is the initial speed of the car ?
(ii) What is the maximum speed attained by the car ?
(iii) Which part of the graph shows zero acceleration ?
(iv) Which part of the graph shows varying retardation ?
(v) Find the distance travelled in first 8 hours.
Which of the following can sometimes be 'zero' for a moving body?
(i) average velocity
(ii) distance travelled
(iii) average speed
(iv) displacement
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 accelerates at a rate of 5 m s-2. Find the increase in its velocity in 2 s.
The velocity-time graph of a moving body is given below in Figure

The acceleration in parts AB, BC and CD.
A train travels with a speed of 60 km h-1 from station A to station B and then comes back with a speed 80 km h-1 from station B to station A. Find -
- The average speed
- The average velocity of the train.
How many variables are present in each equation of motion?
