# manso

1.A quantity that has both magnitude and direction is called a ……… .

- The thing that cause the body to move is called ……… .
- The magnitude of resultant vector of two vectors have the same magnitude and opposite

direction is ………. . - The ……… changes the state of motion of a body.
- The new vectors obtained from sub-dividing a vector is called ……… .
- Q ⃗ and - Q ⃗ are in ……… directions.
- Time is not a ……… quantity.
- Displacement is not a ……… quantity.
- The maximum value of the resultant of two vectors acting at a point occurs when they are in

………. directions. - If the sum of the vectors is zero, the two vectors have same magnitude and ………

directions.

11.Quantities that have only ………. are called scalars. - A ……… has both magnitude and direction.
- The change in position along a certain direction is called ……… .
- Force is a ……… quantity.
- Mass is a …….. quantity.
- The combined effect of two (or) more vectors is called …….. .
- The vector sum of two vectors is called ……… vector.

18.The process of sub-dividing into two or more vectors is called ……… . - A vector can be represented by an ………. .
- Vectors of ………. kinds may not be added.
- Only vector quantities of ………. kind may be added.
- If D ⃗ =-4C ⃗, the magnitude of D ⃗ is ………. than that of C ⃗.
- If A ⃗, B ⃗ and C ⃗ satisfy the equation A ⃗+B ⃗-C ⃗=0, then C ⃗ is ……… vector of A ⃗and B ⃗.
- The magnitude of the resultant force of a 12 N pointing east and a force of 5 N pointing

south is ……….. N. - A vector of magnitude 100 units is inclined at angle 45° to the X-axis. The magnitude of

X-component is ……… .

Key>>>

1.vector 2. force 3. zero 4.force 5. vector component 6.opposite

7.cector 8. scalar 9. same 10. opposite 11. magnitudes 12. vector - displacement different 21. same
- greater 23. resultant 24. 13N 25. 70.71 units

True\False

1.A physical quantity which has direction as well as magnitude is known as vector, - Displacement has both magnitude and direction.
- The sum of three vectors, having unequal magnitude, can be equal to zero.

4.If P ⃗ + Q ⃗=0, P ⃗and Q ⃗ have the same magnitude. - Vector R ⃗ and –R ⃗ have the same directions.

6.All basic quantities are scalar. - A vector quantity has no direction.
- A weight vector and a displacement vector can be added.

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