10515690642 | Torque | Force applied x lever arm length | 0 | |
10515690643 | Local gravitational potential energy | PE= mgh | 1 | |
10515690644 | General gravitational potential energy | PE= -GMm/r | 2 | |
10515690645 | 3 types of conservative forces | Fg, Felastic, Felectric | 3 | |
10515690646 | 4 types of nonconservative forces | Ff, Air, Fn, Ft | 4 | |
10515690647 | What makes a force conservative? | 2 ways: 1. If the work done by the force on an object moving from one point to another depends only on the initial and final positions and is INDEPENDENT of the particular path 2. Net work done by the force on an object moving around a closed path is zero | 5 | |
10515690648 | Work-energy theorem | Work due to non-conservative force= change in kinetic + change in potential + any change in internal energy | 6 | |
10515690649 | Conservation of mechanical energy | Total mechanical energy of a system remains constant as the object moves, provided that the net work done by non-conservative forces is zero | 7 | |
10515690650 | Angular displacement | arc length/radius | 8 | |
10515690651 | Moment of inertia | Torque= moment of inertia x angular acceleration | 9 | |
10515690652 | Energy used in rotating something | 1/2 I(inertia)w^2 | 10 | |
10515690653 | Buoyant force | Fb= density x volume displaced x g | 11 | |
10515690654 | Doppler effect | The apparent frequency of the source is increased as the source approaches the observer, and is decreased at it leaves | 12 | |
10515690655 | Elastic vs Inelastic collisions (in regards to KE and momentum) | Elastic: KE and momentum are conserved Inelastic: KE is NOT conserved, momentum is | 13 | |
10515690656 | Angular momentum | L= moment of inertia x angular velocity | 14 | |
10515690657 | Electric field due to a point charge | E=kQ/r^2 | 15 | |
10515690658 | Electric potential energy | kQ1Q2/r | 16 | |
10515690659 | Electric potential | V=kQ/r | 17 | |
10515690660 | Force in a constant electric field | F= qE | 18 | |
10515690661 | Electric potential in a constant electric field | V=Ed | 19 | |
10515690662 | Electric potential energy in a constant electric field | U= qEd=Vq | 20 | |
10515690663 | Force on a charge moving in a magnetic field | F=qvBsin(theta) | 21 | |
10515690664 | Electric power | P=IV=I^2R= V^2/R | 22 | |
10515690665 | Electric potential energy stored by a capacitor | U= 1/2 CV^2 = 1/2QV= 1/2Q^2/C | 23 | |
10515690666 | Total internal reflection | critical angle= n2/n1 | 24 | |
10515690667 | Index of refraction | n=c/v, v2/v1=n1/n2 | 25 | |
10515690668 | The lens equation | 1/object distance + 1/image distance= 1/focal length | 26 | |
10515690669 | When is the focal length of the lens positive/negative | positive= converging negative= divergine | 27 | |
10515690670 | When is object distance positive/negative | positive= on the side where light is coming from negative= on the opposite side | 28 | |
10515690671 | When is image distance positive/negative | Positive= opposite side of the lens from light Negative= same side | 29 | |
10515690672 | Lateral magnification | m=hi/ho= -di/do | 30 | |
10515690673 | Power of a lense | P=1/focal length | 31 | |
10515690674 | Focal length of a spherical mirror | f=1/2 of the radius of curvature | 32 | |
10515690675 | Power (kinematics) | Power=work/time=Force x velocity | 33 | |
10515690676 | centripetal acceleration | acceleration= velocity^2/r | 34 | |
10515690677 | Work (rotation) | Work= torque x change in angular displacement | 35 | |
10515690698 | Conservation of angular momentum | 36 | ||
10515690699 | Speed of a wave on a stretched string | 37 | ||
10515690700 | Speed of sound | 38 | ||
10515690701 | Frequency and period | 39 | ||
10515690702 | Frequency and angular velocity of a mass spring | 40 | ||
10515690703 | Frequency and angular velocity of a pendulum | 41 | ||
10515690704 | Four expressions for the density of water | 42 | ||
10515690705 | SI unit for pressure | 43 | ||
10515690706 | Relationship between pressure and depth | 44 | ||
10515690707 | Archimedes principle | 45 | ||
10515690678 | Displacement as a function of time | x= vot + xo + 1/2at^2 | 46 | |
10515690679 | Velocity of a ball you dropped from a building | v= square root(2gh) | 47 | |
10515690680 | Velocity in the x or y direction | Vx= vcos(theta) Vy=vsin(theta) | 48 | |
10515690681 | Force of static friction | Force is less than or equal to the coefficient of static friction times the normal force | 49 | |
10515690682 | Force on an inclined plane | F=mgsin(theta) | 50 | |
10515690683 | Impulse | I=force x change in time= mv | 51 | |
10515690684 | Work done by constant force | W=fdcos(theta) | 52 | |
10515690685 | Sound decibels | B=10log(Io/I) | 53 | |
10515690686 | Beat frequency | Fb= f2-f1 | 54 | |
10515690687 | Electric force | Kq1q2/r^2 | 55 | |
10515690688 | Speed of light | c=E/B | 56 | |
10515690689 | Energy of a photon | E=hv/wavelength | 57 | |
10515690690 | Resistance of a wire | density(L/A) | 58 | |
10515690691 | sin(30) | .5 | 59 | |
10515690692 | cos(30) | .886 | 60 | |
10515690693 | sin(60) | .886 | 61 | |
10515690694 | cos(60) | .5 | 62 | |
10515690695 | tan(30) | .577 | 63 | |
10515690696 | tan(45) | 1 | 64 | |
10515690697 | tan(60) | 1.7 (square root of 3 over 1) | 65 | |
10515690709 | Wave Speed | v = F * Lambda(wavelength) | 66 | |
10515690710 | Average speed | total distance / time | 67 | |
10515690711 | MOTION formula 1 without a | displacement = 1/2(Vo + V)t | 68 | |
10515690712 | MOTION formula 2 without v | displacement = Vot + 1/2at^2 | 69 | |
10515690713 | MOTION formula 3 without Vo | displacement = vt - 1/2at^2 | 70 | |
10515690714 | MOTION formula 4 without displacement | V = Vo + at | 71 | |
10515690715 | MOTION formula 5 without | V^2 = Vo^2 +2a(displacement) | 72 | |
10515690716 | Newtons second law | F = ma | 73 | |
10515690717 | strength of Gravitational Force | F = G * (M1*M2/r^2) | 74 | |
10515690718 | Weight | Fg = g * m | 75 | |
10515690719 | PE | mgh | 76 | |
10515690720 | KE | 1/2 mv | 77 | |
10515690721 | Power | Work/Time | 78 | |
10515690722 | Conversion of Mechanical Energy | K1 + U1 = Kf + Uf | 79 | |
10515690723 | Impulse | Average Force * time | 80 |
Physics Formulas, Physics Formulas Flashcards
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