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TextBook Solutions for Uttarakhand Board Class 11 Physics Physics Part I Chapter 2 Units And Measurement
Question 1
Fill up 3.0 m/s2 = ___km/hr2
Solution
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
Question 3
Question 4
Question 5
Question 7
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