Which of the following is not an application of Newton’s third law of motion ?
A) Flying of a bird
B) Swimming of a fish
C) Walking on a road
D) None
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According to Newton’s third law of motion for every action there is equal and opposite reaction, why two equal and opposite
Forces of action and reaction always act on different bodies, hence they never cancel each other.
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A force of 5 newton acts on a body of weight 9.80 newton. What is the acceleration produced in m/s^2?
Correct option is: (C) 5.00 Given, F = 5N W = 9.80 a = ? W = mg \(9.80 = m \times 9.8\) m = 1 kg F = ma \(5 = 1 \times a\) \(a = 5 m/s^2\)
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A force of 5 newton acts on a body of weight 9.80 newton. What is the acceleration produced in m/s^2?
2 Answers
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(I) Kepler derived the laws of planetary motion. (II) Newton provided the reason behind the laws of planetary motion.
Correct option is: (B) (II) is correct.
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Newton’s law of gravitation is called universal law because (A) force is always attractive.
(D) it is applicable at all places of universe for all distances between all particles.
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Law of inertia A) Newton’s first law of motion
A) Newton’s first law of motion
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Newton’s first law of motion is also known as ……………..
C) Law of inertia
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In Newton’s third law of motion, the two opposing forces are known as ………………
B) action, reaction pair
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To prove Newton’s third law of motions the required apparatus are
D) two spring balances
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Pavithra : Action reaction pair in Newton’s third law always represents forces acting on two bodies simultaneously. Teja :
D) Both Pavithra and Teja are correct.
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