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Physics · PYQ NEET UG 2020

English

प्रतिबल (stress) की विमाएँ हैं:

  1. \( [\text{ML}^2\text{T}^{-2}] \)
  2. \( [\text{ML}^0\text{T}^{-2}] \)
  3. \( [\text{ML}^{-1}\text{T}^{-2}] \)
  4. \( [\text{MLT}^{-2}] \)

सही उत्तर · विकल्प 3

\( [\text{ML}^{-1}\text{T}^{-2}] \)

व्याख्या

Stress is defined as force per unit area: \( \text{Stress} = \frac{\text{Force}}{\text{Area}} = \frac{[\text{MLT}^{-2}]}{[\text{L}^2]} = [\text{ML}^{-1}\text{T}^{-2}] \).
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