Question and exercises 1. Write down the readings on the side of Figs. 6 (a), (b) and (c) respectively. What is the least count of instrument scale for each of the three measurement tools? Fig. 6 (2) Meterstick (cm) 10 20 Fig. 6 (b) Vernier Caliper (cm) 30 25 Fig 6 (c) Micrometer (mm) 20 2. What is the difference between the measured values 1.05 m and 1.050 m? What factor of a measurement tool determines the significant figures of a measured value