L8 – Example 2.6 – Units and Measurements

Chapter-2-Units-and-Measurement-Lecture-8

Sunday, February 07, 2021

Video Format

Topics/Questions discussed in this video:

Example 2.6 Two clocks are being tested against a standard clock located in a national laboratory. At 12:00:00 noon by the standard clock, the readings of the two clocks are :

Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
Clock 1
12:00:05
12:01:15
11:59:08
12:01:50
11:59:15
12:01:30
12:01:19
Clock 2
10:15:06
10:14:59
10:15:18
10:15:07
10:14:53
10:15:24
10:15:11

If you are doing an experiment that requires precision time interval measurements, which of the two clocks will you prefer ?

L1 - Basics of Units and Measurements - Physical Quantities SI Units

L1 – Basics of Units and Measurements – Physical Quantities SI Units

Topics/Questions discussed in this video: Physical Quantities and SI Units Download PDF of Notes
Chapter-2-Units-and-Measurement-Lecture-5

L5 – Example 2.8 – Errors in sum, difference, product, divide and power

Topics/Questions discussed in this video: In this lecture I am discussing Example 2.8 Errors in sum, difference, product, divide and power for Chapter 2 Units and Measurements Class 11 Physics IIT Jee Mains/Neet. Example 2.8 The temperatures of two bodies measured by...
Chapter-2-Units-and-Measurement-Lecture-3

L3 – Parallax Method Units and Measurements

Topics/Questions discussed in this video:   Example 2.2 A man wishes to estimate the distance of a nearby tower from him. He stands at a point A in front of the tower C and spots a very distant object O in line with AC. He then walks perpendicular to AC up to B,...
Chapter-2-Units-and-Measurement-Lecture-11

L11 – Exercise 2.7 to 2.15 Units and Measurements

Topics/Questions discussed in this video: Exercise 2.7 A student measures the thickness of a human hair by looking at it through a microscope of  magnification 100. He makes 20 observations and finds that the average width of the hair in the field of view of the...
Chapter-2-Units-and-Measurement-Lecture-8

L8 – Example 2.6 – Units and Measurements

Topics/Questions discussed in this video: Example 2.6 Two clocks are being tested against a standard clock located in a national laboratory. At 12:00:00 noon by the standard clock, the readings of the two clocks are : MondayTuesdayWednesday Thursday FridaySaturday...
Chapter-2-Units-and-Measurement-Lecture-6

L6 – Significant Figures Units and Measurements

Topics/Questions discussed in this video: Significant Figures Units and Measurements Download PDF of Notes