Advertisements
Advertisements
प्रश्न
Which of the following statement is correct regarding velocity and speed of a moving body?
पर्याय
velocity of a moving body is always higher than its speed
speed of a moving body is always higher than its velocity
speed of a moving body is its velocity in a given direction
velocity of a moving body is its speed in a given direction
Advertisements
उत्तर
velocity of a moving body is its speed in a given direction
Velocity is a vector quantity having a magnitude and a specific direction. So, velocity is nothing but speed in a particular direction.
APPEARS IN
संबंधित प्रश्न
Fill in the following blank with suitable word:
The physical quantity which gives both, the speed and direction of motion of a body is called its……………
A car is moving along a straight road at a steady speed. It travels 150 m in 5 seconds:
How far does it travel in 6 seconds ?
When is a body said to be in motion?
Give an example of motion in which the average speed is not zero but the average velocity is zero.
A car moving on a straight path covers a distance of 1 km due east in 100 s. What is velocity of the car?
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 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.
A body projected vertically up with a velocity of 10 m/s reaches a height of 20 m. If it is projected with a velocity of 20 m/s, then the maximum height reached by the body is:
What are the uses of equations of motion?
Which of the following figures (Fig. 8.3) represents uniform motion of a moving object correctly?
