Physical Quantities and Measurement – Numerical Problems

Numerical Problems     1.1 Express the following quantities using prefixes. (a) 5000 g                        (b) 2000000 W (c) 52x1Tt0kg                   (d) 225×10-8s {(a)5kg   (b) 2 MW     (c) 5.2 µg (d) 2.25µs } Solution: (a)     5000 g = 5 x 1000g...

Physical Quantities and Measurement – Exercise

Short Type Questions     Q.1 What is the difference base quantities and derived quantities? Give three examples in each case.  Ans: Difference between base quantities and derived quantities:                                                                    ...

Physical Quantities and Measurement – Notes

Notes     Q1. Define Science? Ans: Science: The knowledge gained through observations and experimentations is called Science. The word science is derived from the Latin word Scientia, which means knowledge. Not until the eighteenth century, various aspect of...