Managing time effectively while studying the syllabus for the UPSC Physics optional subject requires careful planning, organization, and effective strategies. Here are some tips to help you manage your time efficiently:

1. Create a Study Plan:
- Divide the syllabus into smaller topics and allocate specific time slots for each topic.
- Prioritize the topics based on their weightage in the exam and your level of understanding.
- Set realistic goals and create a study schedule that includes dedicated time for revision and practice.

2. Understand the Syllabus:
- Familiarize yourself with the syllabus to gain a clear understanding of the topics and sub-topics.
- Identify the areas where you need more focus and allocate more time for studying those topics.

3. Break Down the Topics:
- Break down each topic into smaller sections or sub-topics.
- Set specific time limits for studying each sub-topic.
- Use bullet points or mind maps to visually represent the key points and their interconnections.

4. Time Management Techniques:
- Use the Pomodoro Technique: Study for 25 minutes, followed by a 5-minute break. After four cycles, take a longer break of 15-30 minutes.
- Avoid multitasking: Focus on one sub-topic at a time to maximize concentration and productivity.
- Set deadlines: Assign deadlines for completing each sub-topic to maintain a sense of urgency.

5. Revision and Practice:
- Allocate dedicated time for revision after completing each topic.
- Solve previous years' question papers and mock tests to gauge your understanding and identify areas for improvement.
- Practice numerical problems and derivations to strengthen your problem-solving skills.

6. Eliminate Distractions:
- Find a quiet and comfortable study environment where you can concentrate without distractions.
- Turn off your phone or keep it on silent mode to avoid interruptions from notifications.
- Avoid excessive use of social media platforms during your study hours.

7. Take Breaks and Maintain Balance:
- Take short breaks between study sessions to relax and rejuvenate your mind.
- Engage in physical exercise or hobbies to maintain a healthy work-life balance.
- Ensure you get enough sleep to stay refreshed and focused during your study hours.

Remember, effective time management is not about studying for long hours but about utilizing the available time efficiently. Stay disciplined, motivated, and consistent in your approach. Regularly evaluate your progress and make necessary adjustments to your study plan.