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Ex 10.1, 1 - Chapter 10 Class 12 Vector Algebra
Last updated at May 29, 2023 by Teachoo
Chapter 10 Class 12 Vector Algebra
Concept wise
- Scalar or vector
-
Graphical displacement
- Type of vector
- Multiplication of a vector by a scalar
- Equal vectors
- Unit vector
- Direction cosines and ratios
- Addition(resultant) of vectors
- Joining two points
- Section formula
- Right Angled triangle
- Collinearity Of two vectors
- Collinearity of 3 points or 3 position vectors
- Scalar product - Defination
- Scalar product - Projection
- Scalar product - Solving
- Vector product - Defination
- Vector product - Area
- Vector product - Solving
Transcript
Ex 10.1, 1 Represent graphically a displacement of 40 km, 30° east of north. Step 1 : Draw North, south, east and west Step 2 : Plot a line (𝑂𝑃) ⃗ 30° east of north Step 3 : Define scale and mark 40 km on line (𝑂𝑃) ⃗. Let scale be 10 km = 1 cm ∴ (𝑂𝑃) ⃗ in the required vector
