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 unit is a ……….. quantity. 2.standard
Mass is a ……..quantity. 3.basic
4.Area is a ……….quantity. 4.derived
5.The British system is also called the ……. system. 5.FPS
Length , mass and ……. called basic quantities. 6.time
7.The unit of mass in CGS system is ……….. . 7.gram
8.We use a ruler for measuring ……….. . 8.length
