Assignment Physics

 

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ASSIGNMENT

SUBJECT : Physics  भौतिक विज्ञान

CHAPTER :- तरल पदार्थ के यांत्रिक गुण





Q1. ऊँची एड़ी के जूते पहने 70 किलो की लड़की एक ही एड़ी पर संतुलन बनाती है। एड़ी गोलाकार है जिसका व्यास 5.8 Cm है। क्षैतिज तल पर एड़ी द्वारा लगाया गया दबाव कितना होता है?

Q2. एक हाइड्रोलिक ऑटोमोबाइल लिफ्ट को अधिकतम 7050 किलोग्राम वजन वाली कारों को उठाने के लिए डिज़ाइन किया गया है। भार उठाने वाले पिस्टन के अनुप्रस्थ काट का क्षेत्रफल 425 Cm2है। छोटे पिस्टन को अधिकतम कितना दबाव सहन करना पड़ेगा?

Q3. रक्त आधान के दौरान, सुई को एक नस में डाला जाता है जहां गेज दबाव 2000 Pa होता है। रक्त कंटेनर को किस ऊंचाई पर रखा जाना चाहिए ताकि रक्त नस में प्रवेश कर सके? दिया गया है: संपूर्ण रक्त का घनत्व = 1.06 x 10^3 किग्रा मी-3।

Q4. शायंता को परिभाषित कीजिए और विचार करके उसका एक उदाहरण दीजिए?
Q5. बर्नौली का सिद्धांत बतायें? ये सिद्धांत स्टॉक के नियम से कैसे भिन्न है?



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