nagle_phys2020_fa07_lecture5

nagle_phys2020_fa07_lecture5 - Clicker Question Not a true...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1 1 Not a true story! 2 In 1897, the Indiana House Bill #246 was passed legislating the value of π should equal exactly 3. If we knew the diameter of a particular circle was 6.0 meters (and only to two significant figures), would the Indiana Bill #246 make a difference in our calculation of the circle's circumference? A) Yes, it does matter. B) No, it does not matter. C) There is no way to determine the answer. Clicker Question 3 CAPA comment on Significant Figures It is always a good idea to check your units and significant figures for CAPA answers. 4 Electric fields. .. 5 6 Some animals do have electroreception !
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 7 Two views: "Action at a Distance" Coulomb's Law suggests that two charges exert a force on each other through empty space. "Field-View" Charge 1 creates an E-field around it. Charge 2 feels a force due to that field. And vice versa. 8 Michael Faraday came up with the novel idea of "fields". He is one of the best experimentalists in the history of physics, but knew very little formal mathematics.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/27/2008 for the course PHYS 2020 taught by Professor Dubson during the Fall '06 term at Colorado.

Page1 / 3

nagle_phys2020_fa07_lecture5 - Clicker Question Not a true...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online