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Units And Measurement Here is the CBSE Physics Chapter 2 for Class 11 students. Summary and detailed explanation of the lesson, including the definitions of difficult words. All of the exercises and questions and answers from the lesson's back end have been completed. NCERT Solutions for Class 11 Physics Units And Measurement Chapter 2 NCERT Solutions for Class 11 Physics Units And Measurement Chapter 2 The following is a summary in Hindi and English for the academic year 2025-26. You can save these solutions to your computer or use the Class 11 Physics.
Fill up 3.0 m/s2 = ___km/hr2
Here we have to convert m/s2 into km/h2
1 km = 1000 m
1 m = 10-3 km
1 hour = 60 min = 60 × 60 sec
or 1 sec = 
h
Substituting the above values
3 m s-2 = 3 × 10-3 km × 
h-2
= 38880 km-h-2h
= 3.88 × 104 km h-2
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