Engineering Physics 8 min read
Electric Fields
Action at a Distance The underlying and primary question being addressed in this unit of The Physics Classroom is: How…
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Engineering Physics 14 min read
Newton’s Laws and the Electrical Force
The attractive or repulsive interaction between any two charged objects is an electric force. Like any force, its effect upon objects…
Engineering Physics 9 min read
Inverse Square Law
Science in general and Physics in particular are concerned with relationships. Cause and effect is the focus of science. Nature…
Engineering Physics 15 min read
Coulomb’s Law
The interaction between charged objects is a non-contact force that acts over some distance of separation. Charge, charge and distance.…
Engineering Physics 5 min read
Electric Force
Charge Interactions Revisited Previously in Lesson 1, the interactions between charged objects of like charge and opposite charge were discussed. At that…
Engineering Physics 6 min read
Grounding – the Removal of a Charge
The previous three sections of Lesson 2 discussed the three common methods of charging – charging by friction, charging by induction, and charging…
Engineering Physics 14 min read
Charging by Conduction
In the previous two sections of Lesson 2, the process of charging by friction and charging by inductionwere described and explained. In this section of…
Engineering Physics 20 min read
Charging by Induction
The previous section of Lesson 2 discussed the process of charging an object by friction or rubbing. Friction charging is a very…
Engineering Physics 8 min read
Methods of Charging
Charging by Friction In Lesson 1, it was explained that atoms are the building blocks of matter. Furthermore, it was explained…
Engineering Physics 14 min read
Polarization
In an earlier section of Lesson 1, it was stated that an electrical attraction would be observed between a charged object…