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Home Questions TSQRNAUB2S
Target Exam

CUET

Subject

Physics

Chapter

Laws of Motion

Question:

At extremely high velocity :

  1. Newtonian mechanics fail
  2. Special Theory of Relativity applies
  3. the bodies fragment into pieces
Options:

(a) and (c)

Only (b)

(a) and (b)

(a), (b) and (c)

Correct Answer:

(a) and (b)

Explanation:
  • At extremely high velocity (∼ comparable to c, speed of light) the Newtonian Mechanics is replaced by Einstein's Special Theory of Relativity. 
  • No such thing as fragmentation of bodies occurs.

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