प्रतिबलाचे परिमाण ______________ आहेत.

This question was previously asked in
NEET 2020 Official Paper (Held On: 13 September, 2020)
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  1. [ML0T−2]
  2. [ML−1T−2]
  3. [MLT−2]
  4. [ML2T−2]

Answer (Detailed Solution Below)

Option 2 : [ML−1T−2]
Free
RPMT Optics Test 1
10 Qs. 40 Marks 10 Mins

Detailed Solution

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स्पष्टीकरण:

प्रतिबल - प्रति एकक क्षेत्रफळ एखाद्या वस्तूवर कार्य करणारे बल म्हणून प्रतिबलाची व्याख्या केली जाते. हे N/m2 म्हणून मोजले जाते.

प्रतिबल  ----(1)

बल = वस्तुमान  प्रवेग

⇒ F = ma

⇒ [F] = [MLT-2]

आणि क्षेत्रफळ, [A]= [L2]

ही मूल्ये समीकरण (1) मध्ये टाकून आपल्याकडे आहे;

प्रतिबल

⇒ प्रतिबल

म्हणून, पर्याय 2) योग्य उत्तर आहे.

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