Fields and Forces
Trivia
Formulas
General Electrostatics
Problem Solving
100
What is Coulombs law?
Coulomb's law states that the magnitude of the electrostatic force between two point charges is directly proportional to the product of the magnitudes of the charges and inversely proportional to the square of the distance between them.
100
What is the name of this bone, also the funniest bone, called? It is a very funny name.
Humerus
100
What is Fe?
electrical force
100
What is the electric force?
Charge is a fundamental property that makes charged particles feel this
100
A balloon with a charge of 4.0x10^-5C is held a distance of .10M from a second balloon having the same charge. Calculate the magnitude of the repulsive force.
F=((9x10^9)(4x10^-5)(4x10^-5))/(.1m)^2=1440N
200
Electrostatic Force and Charge are ___________ proportional.
directly
200
Where will the 2024 Olympics be held?
Paris
200
ef constant
9x10^9 N(m^2/c^2)
200
What is the product of the charges?
The magnitude of the electric force is proportional to this.
200
A +5.0uC charge and a -6.0uC charge experienced an attractive force of -.72N. Determine their separation distance.
r = .61m
300
What are the units for electric field?
N/C or V/m
300
This is the longest river in the world.
The Nile
300
Potential Difference equation
V=W/q
300
What are field lines?
Point in the direction that a positive test charge would accelerate if placed upon the line
300
The force between two identical charges separated by 1 cm is equal to 90 N. What is the magnitude of the two charges
1.00×10^6 C
400
What is Newton's Law of Universal Gravitation?
ALL objects attract each other with a force of gravitational attraction
400
These are the main characters of what TV series?
The Walking Dead
400
proton
+ 1.6x10^-19 C
400
Test charge
charge with a magnitude so small that placing it at a point has a negligible affect on the field around the point
400
In a region where the electric field is uniform and points in the +x direction, the electric potential is -2000 V at x = 8 m and is +400 V at x = 2 m. What is the magnitude of the electric field?
400 V/m
500
Both electric field, and electrostatic force have an inverse square relationship with what?
Distance between center of objects
500
What is the only NFL team to go undefeated all season and win the Super Bowl?
Miami Dolphins, 1972
500
Electrostatic Force
F=k(q1q2/r^2)
500
what forces are repulsed?
positive(+)
500
What is the potential difference when 12J of work is done while moving 60 electrons?
1.25 x 10^18 V