Question
Download Solution PDFएक बच्चा झूले पर झूल रहा है। उसकी जमीन से निम्नतम व अधिकतम ऊँचाई क्रमशः 0.75 मीटर व 2 मीटर है। उसकी अधिकतम चाल होगी -
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RSMSSB Lab Assistant 2018 Official Paper
Answer (Detailed Solution Below)
Option 2 : 5 मी./से.
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Detailed Solution
Download Solution PDFप्रयुक्त सूत्र:
अधिकतम चाल (v) = \(\sqrt{2g(H_2-H_1)}\)
यहाँ g गुरुत्वाकर्षण के कारण त्वरण है
H2 अधिकतम ऊंचाई है
H1 न्यूनतम ऊंचाई है
अनुप्रयोग:
दिया है,
g = 10 (मान लीजिए)
H2 - H1 = 2 - 0.75 = 1.25 m
उपरोक्त सूत्र का उपयोग करके:
v = \(\sqrt{2\times 10 \times 1.25}= \sqrt{25}=5\ m/s\)
Last updated on May 5, 2025
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