INPhO Answer Key 2025 Out, Download Solution PDF

INPhO Answer Key 2025 Out: The Indian National Physics Olympiad (INPhO) is a countrywide examination arranged by the Homi Bhabha Center for Science Education. INPhO is organized for the most talented young individuals for the third stage of the International Physics Olympiad (IPhO).

The INPhO Answer Key for 2025 has been released on 19th February 2025 for the examination held on 2nd February 2025. Candidates will also be provided the facility to raise re-evaluation request till 25th February 2025.

INPHO Paper Solution

INPhO Answer Key 2025

INPhO 2025 Answer Key

INPhO Answer Key 2025 PDF Download Link 

INPhO Answer Key 2025 PDF Download Link

INPhO Solution 2025 PDF Download Link

Steps to Check the INPhO Answer Key 2025 

1. Visit the Official Website : Visit the Homi Bhabha Centre for Science Education official website at https://secure.hbcse.tifr.res.in.
2. Navigate to the Olympiad Section : Find the section dedicated to Science Olympiad 2024-2025 and click on INPhO 2025.
3. Download the Answer Key : Under this search for the link that reads "INPhO Answer Key 2025" link and click to download the file.
4. Save the File : Save the INPhO Answer Key 2025 PDF to your device and use it to analyze your performance.

Criteria for qualification from INPhO to OCSC 2025

1. Performance in INPhO :
   • The top 35 students from the INPhO will be invited to attend the OCSC. This selection is based on their scores in the INPhO exam, which is a more challenging theoretical examination compared to the preliminary National Standard Examination in Physics (NSEP) .
2. Minimum Admissible Score (MAS) :
   • To qualify for the INPhO, students must score above 50% of the average of the top ten scores from their respective group (Group A: Class XII; Group B: Class XI or X). This is referred to as the Minimum Admissible Score (MAS) .
3. Merit Index (MI) :
   • Students who achieve more than 80% of this average score are selected based on their Merit Index (MI) .
4. Additional Considerations :
   • There are provisions like a supernumerary quota for female students to ensure representation.

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Importance of INPhO Answer Key 2025

Performance Evaluation

• Estimate Scores : The INPhO answer key allows candidates to compare their responses with the correct answers, enabling them to calculate an estimated score based on the marking scheme. Typically, correct answers earn points while incorrect ones incur a penalty, helping students gauge their performance accurately .
• Error Identification : Students can identify any mistakes they made during the exam or discrepancies in the answer key itself. This process is crucial for understanding areas that need improvement .

Transparency and Fairness

• Transparency in Assessment : The release of the INPhO Answer Key enhances the transparency of the evaluation process. It allows students to see how their answers were assessed, fostering trust in the examination system .
• Objection Process : If candidates find errors in the INPhO Answer Key 2025, they have the opportunity to raise objections formally. This process ensures that any inaccuracies are addressed before final results are published, contributing to a fairer outcome .

Preparation for Future Competitions

• Learning Tool : The INPhO answer key serves as a learning tool, helping students understand the correct methodologies and strategies for solving Physics problems. This insight can be beneficial for future exams and competitions, including international levels .
• Boosting Confidence : By reviewing their performance against the answer key, students can gain confidence in their knowledge and skills, which is essential for tackling more advanced challenges in Physics.