Advertisements
Advertisements
प्रश्न
Give two differences between speed and velocity.
Advertisements
उत्तर
Differences between speed and velocity
Speed:
- The rate of change of position of a body in any direction is known as its speed.
- It is a scalar quantity.
- It can be positive or zero.
Velocity:
- The rate of change of position of a body in a particular direction is known velocity.
- It is a vector quantity.
- It can be positive, negative, or zero.
APPEARS IN
संबंधित प्रश्न
When is a body said to be at rest?
Distinguish between average speed and average velocity.
'The value of g remains the same at all places on the Earth's surface'. Is this statement true? Give reason for your answer.
18 km h-1 is equal to _____________
What do you understand by the term motion? Support your answer by giving two examples
Define Vector quantities.
What do you mean by motion?
Different positions of a body are given below. Which of the two positions lie on the same straight line?
(i) 8 m, 60o NE
(ii) 3 m, 60o NE
(iii) 5 m, 60o EN
(iv) 5 m, 60o NW
Answer the following question:
Can we add two scalars?
What do you understand by the equations of motion?
