Question
Download Solution PDFThe intensity of solar radiation is maximum at a wavelength of 0.49 μm. Assuming the Sun as a black body, what is the approximate total emissive power of the Sun? [Consider Wien's displacement constant = 2890 μm-K]
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Using Stefan–Boltzmann Law for a black body:
To find temperature, apply Wien's Law:
Now calculate:
Last updated on Jul 1, 2025
-> SJVN Executive Trainee Written Exam date is out, The computer based exam will be held on 10th, 11th August 2025.
->SJVN Executive Trainee recruitment 2025 application form has been released. Applicants can apply for the SJVN recruitment 2025 Executive Trainee till May 18.
->SJVN Limited has announced the recruitment notification for the position of Executive Trainee 2025.
->A total of 114 vacancies are available for the SJVN Executive Trainee Recruitment across various disciplines such as Civil, Mechanical, Electrical, Environment, Electronics & Communication, and more.
->The selection process of SJVN Executive Trainee recruitment 2025, as per the previous notification, includes a Computer-Based Test, Group Discussion, and Personal Interview.
->Once selected, candidates will be required to sign a service agreement bond of Rs. 10,00,000/- (Rs. 7,50,000/- for SC/ST/PWD candidates), committing to complete the prescribed training and serve the company for a minimum of 3 years.
->Candidates must refer to the SJVN Executive Trainee Previous Year Papers and boost their preparation for the exam.