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objects, need not be equal in strength but must act in opposite directions, or must be equal in strength but need not act in opposite directions?

2007-01-30 05:15:29 · 5 answers · asked by Anonymous in Science & Mathematics Physics

5 answers

The reaction pair will be equal in force, and will be in opposite direction.

2007-01-30 05:22:20 · answer #1 · answered by . 4 · 0 0

Newton's 3rd law of motion states that the action on one body is equal and opposite to the reaction on another body.

You need two bodies.

Like a rocket going skyward: the action is on the huge mass of gas gushing downwards out from the rear of the rocket and the action on the rocket thrusts it upwards.

This action and reaction force must be equal in magnitude.

Another example is a book resting on a table. The weight of the book acting downwards on the table and the table acts upwards on the book.

2007-01-30 05:32:12 · answer #2 · answered by pete 2 · 0 0

i didn't get ur question. the third law states that " For every action there is an equal and opposite reaction'' the force definately acts on the same object. when u try to push a wall, the force applied will be reaturned back in same magnitude which makes the doer tired after sometime. there is direct contact between the wall adn the doer's body.

2007-01-30 05:31:15 · answer #3 · answered by Anonymous · 0 0

They act of different objects.
They are of equal strength.
They are in opposite directions.

2007-01-30 05:29:11 · answer #4 · answered by Tony O 2 · 0 0

They DO, they DO cancel out while the article is non accelerating. wherein case the internet stress F = ma = SUM(f) = 0; so as that a = 0 and the article m is non accelerating. yet while the article is accelerating, we've SUM(f) <> 0; so F = ma <> 0 and a <> 0 and the article quickens (or decelerates). stable question. shows you're thinking issues by way of.

2016-12-17 05:54:21 · answer #5 · answered by kosakowski 3 · 0 0

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