State two properties of electromagnetic waves. How can we show the em waves carry momentum?
CBSE Supplementary Exam 2025: Registrations open for Class 10, 12 private students today
CBSE opens application to access 10th answer scripts; verification, revaluation for Class 12 starts on May 31
CBSE supplementary exams 2025 from July 15; form submission starts on May 30
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