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प्रश्न
How is a vector represented?
उत्तर
A vector is represented by an arrow. The length of the arrow represents the magnitude of vector quantity and arrow head gives the direction of vector quantity.
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संबंधित प्रश्न
Define Vector quantities.
Pick out the scalar and vector quantities from the following list:
- mass
- density
- displacement
- distance
- momentum
- acceleration
- temperature
- time
State whether the following is scalar or vector quantity
Force
State whether the following is scalar or vector quantity
Acceleration
State whether the following is scalar or vector quantity
Energy
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
Are the passengers sitting in a train in motion or at rest with respect to each other?
Answer the following question:
Can we add two vectors?
Answer the following question:
Can we subtract two scalars?
Answer the following question:
Can we multiply vectors?
