Derive Planck’s law of blackbody radiation using Bose-Einstein statistics. Using this law, obtain (i) Rayleigh-Jeans Law and (ii) Wien’s Law.
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उस तापमान का परिकलन कीजिए जिस पर ऑक्सीजन एवं हाइड्रोजन के अणुओं की औसत माध्य वर्ग मूल चालें उनके पृथ्वी के गुरुत्वाकर्षण क्षेत्र से पलायन वेग के बराबर होंगी। पृथ्वी की त्रिज्या 6400 km है।
लें।
Draw a Carmot cycle on p- diagram. Show that the amount of heat absorbed (rejected) in a reversible cycle is proportional to the temperature of source (sink).
Derive Planck’s law of blackbody radiation using Bose-Einstein statistics. Using this law, obtain (i) Rayleigh-Jeans Law and (ii) Wien’s Law.
आदर्ष गैस के समतापी प्रसार के लिए गैसीय तंत्र द्वारा किए गए कार्य का व्यंजक व्युत्पन्न करें।
Explain the working of a platinum resistance thermometer with the help of a neat and labelled diagram.
Establish van der Waals’ equation of state for a real gas. Plot van der Waals’ equation of state on p-V diagram.
Using the first law of thermodynamics for an adiabatic process, establish the relation PV=K, where y is the ratio of heat capacity at constant pressure to that at constant volume. Plot this equation on a p- diagram. What will be its slope?