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Welcome to this comprehensive tutorial on using a screw gauge or micrometer! In this video, we'll cover everything you need to know to get started with this precise measuring instrument.
First, we'll explore the pitch of the screw gauge and how to calculate the least count. Then, we'll put it into practice by measuring the diameter of a steel ball. We'll also show you how to correct for zero error and calculate the volume of the ball.
But that's not all - we'll also dive into uncertainty analysis, calculating both the percentage and absolute uncertainty in our results. To make it easy to follow along, we'll share a complete table of observations and calculations.
By the end of this video, you'll be confident in using a screw gauge to make precise measurements and understand the importance of uncertainty analysis in scientific measurements.
So let's get started!
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