Motion In A Space

  • May 2020
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First Semester 1. 2. 3. 4. 5.

Kinematics motion Friction and law of gravitation Elasticity and oscillation Work and energy Impulse and momentum

Kinematics motion Motion in a plane  Rotation  Parabolic motion



Motion in a plane Preview 2. Unit vector A = AX i + AY j + AZ k 2. Magnitude ‫׀‬A‫ √ = ׀‬AX 2 + AY 2 + AZ 2

THREE DIMENTION Z

Y

X

THREE DIMENTION A=2i+3j+2k Z

Y

X

THREE DIMENTION A=2i+3j+2k Z

Y

X

THREE DIMENTION A=2i+3j+2k Z

Y

X

THREE DIMENTION A=2i+3j+2k Z

Y

X

THREE DIMENTION A=2i+3j+2k Z

Y

X

THREE DIMENTION Z

A=2i+3j+2k ‫׀‬A22 + 23 + 22 √ = ‫׀‬ = √

√ 17 units Y

X

A = 2 i - 3j - k Z

Y

X

A = 2 i - 3j - k Z

Y

X

A = 2 i - 3j - k Z

Y

X

A = 2 i - 3j - k Z

Y

X

Z

Y

X

A = 2 i - 3j - k ‫׀‬A 2)1-( + 2)3-( + 22 √ = ‫׀‬ = √ 14

EXERCISES Draw the vector and magnitude of : 1. Position R = 3i + 2j + k  2. Velocity V = - 2i - 2j + 3k  3. Acceleration C = 3j - 4 k 

)Standard international units)

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