Advertisements
Advertisements
Question
When is a body said to be at rest?
Advertisements
Solution
A body is said to be at rest if it does not change its position with respect to its immediate surroundings.
APPEARS IN
RELATED QUESTIONS
State whether the following quantity is a scalar or vector.
- Pressure
- Force
- Momentum
- Energy
- Weight
- Speed
Define Scalar quantities.
State whether the following is scalar or vector quantity
Energy
Copy the following table and fill in the blank spaces.
| Quantity | S.I. Unit | Scalar or Vector |
| ___________ | kg m−3 | ___________ |
Define the state of rest.
Out of force and energy, which one is vector?
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 subtract a scalar quantity from a vector quantity? Is the reverse true?
What do you mean by the distance traveled by a body?
What do you understand by the equations of motion?
