Phys final Word Scramble
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Question | Answer |
FB = pgVdisplaced | buoyancy |
P = 2Y/r | pressure (employing surface tension) |
P = pgh | pressure |
ar = w^2 r | radial acceleration |
0 = 1/2 at^2 | angles and |
P + pgy + 1/2 pv^2 | bernoulli's |
F = (P1-P2) A F = 1/2 p(v2^2 - v1^2)A | another Bernoulli's I guess |
dP = pv^2/2 | change in pressure |
F = dP l w | surface area and pressure to find force |
F = nvA/L | finding force with viscosity, velocity, area, and length |
Q = dP/r | discharge with Pressure and radius |
Q = (pi d^2/4)v | flow rate with radius and velocity |
specific gravity | just compares the density of something to the density of water. so basically will it float? |
pascals principle | pressure anywhere at the same depth under the surface will be the same |
v = ∆x/∆t | find average velocity find change in distance find change in time |
a = ∆v/∆t | find acceleration find change in velocity find change in time |
v = v0 + at | find final velocity find original velocity find acceleration find time or change in time |
vavg = v0+v/2 | find average velocity find final velocity find original velocity |
x = x0 + v0t +1/2 at^2 | find position find original position find original velocity find time find acceleration |
v^2 = v0^2 + 2a(x − x0) | find final velocity find original velocity find acceleration find change in position, position, original position |
R = v0^2/2g sin^2 2θ | find R (radius of projectile motion) find original velocity find angle |
h =v0^2/2g sin^2 θ | find max height (of a projectile) find original velocity find angle |
Fnet = ma | find net force find mass find acceleration Newton's 2nd law |
FBA = −FAB | every action has an equal and opposite reaction, Newton's 3rd law |
W = mg | find weight find mass find gravity |
0 ≤ fs ≤ µsN | find force of static friction find coefficient of static friction find Normal force |
fk = µkN | find force of kinetic friction find coefficient of kinetic friction find Normal force |
F/A = Y ∆L/L | find force find area find pressure (force/area) find Young's modulus (tensile or elastic modulus) find change in length find original length |
Fk = −kx | find force find spring constant find compression of spring |
W = F d cos θ | find work find force find displacement find angle |
Wnet = −∆PE = ∆KE | find net work find change in potential energy find change in kinetic energy |
KE = 1/2 mv^2 | find kinetic energy find mass find volume |
PEk = 1/2 kx^2 | find potential energy of a spring find spring constant find displacement |
PEg = mgh | find potential energy of gravity find mass find height |
KEi + PEi + Wnc = KEf + PEf | conservation of energy find initial kinetic energy find initial potential energy find work due to nonconservative forces find final kinetic energy find final potential energy |
P = W/∆t | find power find work find elapsed time |
Eff = Wout/Ein | find efficiency find work output find energy input |
FG = G mM/r^2 | find gravitational force find gravitational constant find mass of object 1 (small) find mass of object 2 (large) find radius of rotation (distance between objects' centers) |
I = Favg ∆t | find moment of inertia find average force find change in time |
p = mv | find momentum find mass find velocity |
Fnet = ∆p/∆t | Linear momentum find net force find change in momentum find change in time |
v1 − v2 = v′2 − v′1 | conservation of velocity when masses are equal |
θ = s/r | find angle find arc length find radius |
v = rω | find velocity find radius find angular velocity |
f = 1/T | Hertz find frequency find period |
ω = 2πf = 2π/T | find angular velocity find frequency find period |
ac = v^2/r = rω2 | find centripedal acceleration find velocity find radius find angular velocity |
Fc = m v^2/r = mrω^2 | find centrifugal force find mass find velocity find radius find mass find angular velocity |
KEtrans = 1/2 mv^2 | find translational kinetic energy find mass find volume |
KErot = 1/2 Iω^2 | find rotational kinetic energy find moment of inertia find angular velocity |
Ipoint = MR^2 | find moment of inertia find mass find radius |
Idisk = 1/2 MR^2 | find moment of inertia find mass find radius |
Isphere = 2/5 MR^2 | find moment of inertia find mass find radius |
τ = rF sin θ = r⊥F | find torque find radius find angle find perpendicular force |
ω = ∆θ/∆t | find angular velocity find angle find time |
α = ∆ω/∆t | find angular acceleration find angular velocity find time |
τ = Iα | find torque find moment of inertia find angular acceleration |
L = Iω | find angular momentum find moment of inertia find angular acceleration |
τ = ∆L/∆t | find torque find change in angular momentum find change in time |
P = F/A | find pressure find force find area |
Pgauge = P − Patm | find gauge pressure find specific pressure find atmospheric pressure |
ρ = M/V | find density find mass find volume |
Q = ∆V/∆t = Av | find discharge find change in volume find change in time find cross sectional area find velocity |
Q = ∆Pπr4/8ηL | find discharge find change in pressure find radius of tube find viscosity find length of tube |
Power = P Q | find power find absolute pressure find discharge (flow rate) |
A · v = constant | find cross sectional Area find velocity |
P + ρgy + 1/2 ρv^2 = constant | Bernoulli's find absolute pressure find density find height find velocity |
FST = γL | find force of surface tension find surface tension find length over which the force acts |
P = 4γ/R | more surface tension find change in pressure (pin-pout) find surface tension find radius of curvature |
h = 2γ/ρgr | find height find surface tension find density find radius |
RE = ρvL/η = 2ρvr | find reynolds number find density find length find velocity find viscosity find radius |
xrms = √ 2Dt | diffusion find root mean square distance find Diffusion constant find time |
x(t) = A cos ωt and xmax = A | find displacement as a function of time find Amplitude find time find 2pi/period |
v(t) = −Aω sin ωt and vmax = Aω | find velocity as a function of time find amplitude find 2pi/period find time find maximum velocity |
a(t) = −Aω^2 cos ωt and amax = Aω2 | find acceleration as a function of time find Amplitude find 2pi/period find time |
E = 1/2 kx^2 + 1/2 mv^2 = 1/2 kx^2max = 1/2mv^2max | find energy find force constant find displacement from equilibrium |
v = √T/µ with µ =m/L | find velocity find period |
y(x, t) = A cos(ωt ± kx) with − for left moving wave | find find amplitude find 2pi/T * t find constant find displacement |
ω = 2π/T and k = 2π/λ | find period (T) find k (constant) find wavelength |
v = λf = ω/k | find velocity of sound find wavelength find wave frequency find 2pi/T find rigidity constant |
λn = 2L/n, fn = nv/2L with n = integer | string find wavelength find integer find length find frequency |
λn = 4L/n, fn = nv/4L with n = an odd integer | open-open pipe find wavelength find integer (count full nodes & antinodes) find length of pipe find speed of sound find frequency |
λn = 2L/n, fn = nv/2L with n = any integer | open-closed pipe find wavelength find integer (count nodes) find length of pipe find speed of sound find frequency |
fobs = fs v/v±vs with − for src moving towards obs | stationary observer find observed frequency find source frequency find speed of sound find speed of source |
fobs = fs v±vobs/v with + for obs moving towards src | moving observer find observed frequency find source frequency find speed of sound find speed of observer |
fbeat = |f1 − f2| | find beat frequency find frequency 1 find frequency 2 |
I = P/A = P/4πr2 | find intensity find power find area find radius |
β = 10 log I/I0 in dB with I0 = 10^−12 W/m2 | find sound intensity level in decibels find I0 (reference intensity, lowest threshold of hearing) find sound intensity |
Created by:
haleyBUGoxox
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