Q30. What is the need of measurement?


Q31. Why a tailor uses a tape whereas a cloth merchant uses a metre rod for measurement?


Q32. Write two examples where objects undergo combinations of different types of motion.


Q33. Write the similarity and dissimilarity between motion of a bicycle and a ceiling fan that has been switched on.


Q34. How can we measure the length of a curved line?


Q35. Diya is using a scale which is broken at one end. She is not able to see the zero mark. What precaution should she take while measuring the length of a book using this scale?


Q36. Write a note on ancient method of measurement.


Q37. What is the need of common system of measurement?


Last modified: Monday, 31 December 2018, 4:54 PM