PHYSICS · Multi-part · A Level · Physics · Measurements and their errors · Measurements and their errors
Problem
Three physical quantities are given as 3.6×10−4, 5.25×107 and 2.0×103 (all in consistent units).
(a) Multiply the three quantities and obtain the unnormalised product.
(b) Rewrite the product obtained in part (i) in proper scientific notation.
(c) Apply the rule of significant figures to report the final answer correctly.