equations not on equation sheet

Question 1

what is Gay-lussacs law

Answer 1

P/T=P/T

Question 2

what is boyles law

Answer 2

Pressure is directly proportional to volume
PV=PV

Question 3

what is charles law

Answer 3

Volume is inversely proportional to temperature
V/T=V/T

Question 4

what is lenz’s law

Answer 4

emf= -N(change in magnetic flux)/t

Question 5

what are the capacitor charging equations

Answer 5

I=I(zero)e^t/RC
V=V(zero)(1-e^t/RC)

Question 6

what are the capacitor discharging equations

Answer 6

I=I(zero)e^t/RC
V=V(zero)e^t/RC

Question 7

what is the inverse square law

Answer 7

I=kI(zero)/x^2 or I=k/x^2

Question 8

what is the transformer power equation

Answer 8

I(p)V(p)=I(s)V(s)

Question 9

what is the equation for permittivity

Answer 9

relative permittivity (epsilon[r])= permittivity of material (epsilon) / permittivity of free space (epsilon 0)

Question 10

what is the equation for energy between two charges

Answer 10

potential energy = kinetic energy = Q(1)Q(2)/4pi(epsilon(0))r

Question 11

what is the equation for the activity of a radioactive material in relation to time

Answer 11

A = A(zero)e^-(lambda)(t)

Question 12

what is the equation for the decrease in mass overtime for a radioactive material

Answer 12

M = M(zero)e^(lambda)(t)

Question 13

what is the equation for the frequency of a charged particle travelling in a circular path through a magnetic field

Answer 13

f = BQ/2(pi)m

Question 14

what is the equation for halving time

Answer 14

t(half)=0.69RC

Question 15

what is the time constant for the discharge of a capacitor

Answer 15

time it takes for Q,V or I to fall to 36.3% of its original value

Question 16

what is the time constant for the charge of a capacitor

Answer 16

time it takes for Q or V to rise to 63% of its max value

Question 17

what is the equation for escape velocity

Answer 17

v= (2GM/r)^1/2

Question 18

what is Kepler’s third law

Answer 18

T^2= 4(pi)^2(r^3)/GM

Question 19

what is the equation for orbital speed

Answer 19

v=(GM/r)^1/2

Question 20

what is the orbital period equation

Answer 20

T=(4(pi)^2(r^3)/GM)^1/2

Question 21

what is the equation for elastic energy

Answer 21

E=(1/2)k(delta)L^2

Question 22

what is the equation for internal energy

Answer 22

E= kinetic energy + potential energy

Question 23

what is the equation for specific heat capacity

Answer 23

c= (Q(two) - Q(one))/(delta)T(m(two)-M(one))

Question 24

what are the equations for continuous flow calorimetry

Answer 24

q=VIt=mc(delta)T + H

Question 25

What is the equation for the radius of the nucleus of an atom using electron diffraction

Answer 25

Sin(feta) = 1.22(lambda) / 2r

Question 26

What is the equation for nuclear radius from electron diffraction

Answer 26

Sin(feta) = 1.22(lambda)/2r

Question 27

what is the equation relating heat energy with power and time? (conversion of electrical energy to thermal)

Answer 27

(delta)Q = P x (delta)t
mc(delta)T = P x (delta)t

Question 28

what is the equation relating work done to pressure and volume

Answer 28

W = P(delta)V