7.1 – Verifying the Law of Vector Addition (Leaving Cert Physics): Flashcards
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Practise the cards
14 cards from this deck
Resultant (in vector addition)
Resultant (in vector addition)
Combined effect of two or more vectors acting simultaneously
Parallelogram law (what diagonal represents)
Parallelogram law (what diagonal represents)
The resultant of the 2 forces (the adjacent sides)
Triangle law method
Triangle law method
Vector addition by placing vectors head-to-tail
Equilibrium: resultant of 2 forces vs 3rd force
Equilibrium: resultant of 2 forces vs 3rd force
Equal in magnitude, opposite in direction
Equipment for 2D vector addition (main items)
Equipment for 2D vector addition (main items)
Vertical board, 2 pulleys, 3 weight sets, thread, paper
Direction of parallelogram diagonal vs 3rd force
Direction of parallelogram diagonal vs 3rd force
Opposite direction
Magnitude of parallelogram diagonal vs 3rd force
Magnitude of parallelogram diagonal vs 3rd force
Equal magnitude
Collinear forces
Collinear forces
Forces acting along a single straight line
How collinear forces in same direction combine
How collinear forces in same direction combine
Add arithmetically
How collinear forces in opposite directions combine
How collinear forces in opposite directions combine
Resultant is their difference
1D Part 1: equal opposite forces produce what resultant?
1D Part 1: equal opposite forces produce what resultant?
Zero resultant (equilibrium)
1D Part 2: sum of 2 same-direction forces equals what?
1D Part 2: sum of 2 same-direction forces equals what?
Reading on single opposite-direction balance
Key error source in 2D vector experiment
Key error source in 2D vector experiment
Pulley friction
Key error sources in 1D vector experiment
Key error sources in 1D vector experiment
Surface friction and wheel rotation resistance