1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Introductory Physics Homework Help

Page 1 of 1323

Sort By:
Title
Last Date ↓
Replies/Views Likes
  1. micromass

    Guidelines for students and helpers

    Sep 23, 2014
    2
    41,933
    Replies: 2
    9
  2. Mark44

    Hey! I posted here but now it's gone!

    May 10, 2014
    0
    15,950
    Replies: 0
    6
  3. Doc Al

    Introductory Physics Formulary

    Mar 17, 2012
    6
    115,366
    Replies: 6
    18
  1. Granger

    Magnetic energy stored in a cylindrical conductor

    Jun 21, 2018 at 4:16 PM
    0
    1
    Replies: 0
    0
  2. lola96

    Center of Mass Balancing Question

    Jun 21, 2018 at 12:22 PM
    7
    138
    Replies: 7
    0
  3. lioric

    What force do the arrows represent?

    Jun 21, 2018 at 11:07 AM
    4
    113
    Replies: 4
    1
  4. Noah2305

    Electric Potential Difference Problem

    Jun 21, 2018 at 10:41 AM
    10
    252
    Replies: 10
    1
  5. Jahnavi

    MCQ : Comparing characteristics of two photons

    Jun 21, 2018 at 10:28 AM
    8
    95
    Replies: 8
    3
  6. Jahnavi

    De Broglie wavelength of electron and proton

    Jun 21, 2018 at 10:03 AM
    12
    138
    Replies: 12
    3
  7. lioric

    Which of these metals provide magnetic shielding?

    Jun 21, 2018 at 8:39 AM
    2
    138
    Replies: 2
    1
  8. happykamper21

    Equation for the plane

    Jun 21, 2018 at 2:17 AM
    9
    209
    Replies: 9
    0
  9. barek

    adding time derivative to Lagrangian effect on Hamiltonian

    N/A
    –
    –
    Replies: –
  10. Barnt

    Stopping distance of a car rolling down a hill

    Jun 20, 2018 at 5:14 PM
    4
    124
    Replies: 4
    0
  11. Jahnavi

    Is this question on Intensity of light from Sun correct?

    Jun 20, 2018 at 12:11 PM
    3
    122
    Replies: 3
    3
  12. BreadTomato

    Force on an Electron

    Jun 20, 2018 at 10:03 AM
    2
    111
    Replies: 2
    1
  13. barryj

    Calculating the period of a low Earth satelite using Kepler

    Jun 20, 2018 at 10:00 AM
    6
    114
    Replies: 6
    0
  14. LukasMont

    Speed of the Electron

    Jun 20, 2018 at 3:48 AM
    2
    121
    Replies: 2
    0
  15. MarieMarie94

    Spring Conservation of Energy

    Jun 20, 2018 at 2:26 AM
    3
    146
    Replies: 3
    1
  16. vbrasic

    Find the apparent weight

    Jun 19, 2018 at 11:17 PM
    4
    164
    Replies: 4
    0
  17. LukasMont

    Spring Paradox

    Jun 19, 2018 at 10:32 PM
    4
    159
    Replies: 4
    2
  18. razidan

    Work needed to charge a plate

    Jun 19, 2018 at 9:57 PM
    2
    98
    Replies: 2
    1
  19. Nelson2436

    Angular velocity of bicycle wheel

    Jun 19, 2018 at 5:43 PM
    5
    1,285
    Replies: 5
    2
  20. David Koufos

    Air resistance differential equation

    Jun 19, 2018 at 5:15 PM
    7
    157
    Replies: 7
    1
  21. mk9898

    Flux with an infinitely long surface cutting through a sphere

    Jun 19, 2018 at 5:11 PM
    6
    140
    Replies: 6
    1
  22. chef99

    Calculating Electric Potenial Difference

    Jun 19, 2018 at 12:09 PM
    3
    101
    Replies: 3
    2
  23. prakhargupta3301

    Having a problem in steps while solving integrals

    Jun 19, 2018 at 1:39 AM
    7
    151
    Replies: 7
    4
  24. chef99

    Finding the momentum of a photon

    Jun 19, 2018 at 1:21 AM
    11
    190
    Replies: 11
    5
  25. prakhargupta3301

    Having a problem in steps while solving integrals

    Jun 18, 2018 at 2:40 PM
    6
    144
    Replies: 6
    4
  26. mk9898

    A copper wire and an iron wire - Potential difference

    Jun 18, 2018 at 9:30 AM
    6
    150
    Replies: 6
    0
  27. Eitan Levy

    Magnetic force on a wire

    Jun 18, 2018 at 8:22 AM
    16
    324
    Replies: 16
    0
  28. Nicolas Gallardo

    Calculate Internal Angular Momentum and Energy

    Jun 18, 2018 at 12:09 AM
    7
    185
    Replies: 7
    0
  29. Granger

    Energy in a rotating square loop

    Jun 17, 2018 at 10:36 PM
    5
    254
    Replies: 5
    1
  30. EelAnes

    What law will be used in this experiment?

    Jun 17, 2018 at 2:15 PM
    3
    207
    Replies: 3
    0
  31. Andres Padilla

    Why this special case occurs in an exchange of heat

    Jun 17, 2018 at 5:04 AM
    5
    141
    Replies: 5
    0
  32. prakhargupta3301

    Having a problem in steps while solving integrals

    Jun 17, 2018 at 4:17 AM
    5
    181
    Replies: 5
    0
  33. Nicolas Gallardo

    Find linear aceleration.

    Jun 17, 2018 at 1:54 AM
    4
    135
    Replies: 4
    0
  34. Mohamed BOUCHAKOUR

    Car test, and vibrations problem

    Jun 16, 2018 at 9:36 PM
    2
    175
    Replies: 2
    1
  35. Alyona

    Friction force problem

    Jun 16, 2018 at 5:05 PM
    6
    188
    Replies: 6
    5
  36. Eman 55

    Pn junction

    Jun 16, 2018 at 1:23 PM
    2
    112
    Replies: 2
    1
  37. joyxx

    Weight of person on Earth, and on a different planet's surface?

    Jun 16, 2018 at 10:45 AM
    11
    186
    Replies: 11
    2
  38. PedroPicapiedra

    Energy problem with 2 objects

    Jun 16, 2018 at 10:17 AM
    5
    173
    Replies: 5
    0
  39. Muthumanimaran

    Thermodyanamics PV diagram

    Jun 16, 2018 at 12:07 AM
    11
    214
    Replies: 11
    2
  40. Gene Naden

    Flux between two current-carrying wires

    Jun 15, 2018 at 11:23 AM
    8
    213
    Replies: 8
    0
  41. psstudent

    Horizontal circular motion problem

    Jun 15, 2018 at 8:43 AM
    4
    2,188
    Replies: 4
    0
  42. Moolisa

    Discharging an RC Circuit

    Jun 15, 2018 at 4:50 AM
    3
    218
    Replies: 3
    2
  43. Muthumanimaran

    Bond Strength and Force constant

    Jun 15, 2018 at 3:52 AM
    2
    109
    Replies: 2
    0
  44. yamata1

    Entropy change in an RC circuit

    Jun 14, 2018
    5
    336
    Replies: 5
    1
  45. Granger

    Magnetic field in the case of a thin magnetized cylinder

    Jun 14, 2018
    11
    258
    Replies: 11
    1
  46. RealKiller69

    Special relativity and Lorentz factor problem

    Jun 14, 2018
    1
    107
    Replies: 1
    0
  47. Granger

    Volume ratio in an adiabatic gas expansion

    Jun 14, 2018
    9
    308
    Replies: 9
    4
  48. Kirill Vlaksov

    Find the unknown capacity of two capacitors

    Jun 14, 2018
    5
    220
    Replies: 5
    2
  49. Jimmy87

    Nuclear Reactions & Binding Energy

    Jun 14, 2018
    21
    394
    Replies: 21
    5
  50. thedarkone80

    32.76 Time for current to decay with capacitors and resistors

    Jun 13, 2018
    2
    8,440
    Replies: 2
    0
  51. Antu Ghosh

    Force in belt

    Jun 13, 2018
    4
    151
    Replies: 4
    1
  52. dromeascr

    Question about vapor pressure

    Jun 13, 2018
    2
    159
    Replies: 2
    0
  53. robax25

    Amplitude problem — Car shock absorbers going over a bump

    Jun 13, 2018
    20
    474
    Replies: 20
    0
  54. Mutatis

    Write the matrix representation of the raising operators...

    Jun 13, 2018
    6
    212
    Replies: 6
    1
  55. Philippe

    Statics - Support Reaction in Truss

    Jun 13, 2018
    12
    221
    Replies: 12
    2
  56. Safder Aree

    Wave packet width given a wave function

    Jun 13, 2018
    2
    127
    Replies: 2
    0
  57. PerpetuallyConfused

    How to determine if this is β- or β+ decay?

    Jun 13, 2018
    9
    211
    Replies: 9
    1
  58. Apashanka das

    Canonical transformation

    Jun 13, 2018
    1
    140
    Replies: 1
    1
  59. MARX

    Rope on Table Kleppner-Mechanics

    Jun 12, 2018
    11
    205
    Replies: 11
    0
  60. WhiteWolf98

    Circular motion in the vertical plane

    Jun 12, 2018
    1
    114
    Replies: 1
    0
  61. Alyona

    Friction problem (pushing a box)

    Jun 12, 2018
    3
    178
    Replies: 3
    2
  62. Foruer

    Question about the Coriolis effect

    Jun 12, 2018
    6
    259
    Replies: 6
    1
  63. Safder Aree

    Harmonic Oscillator violating Heisenberg's Uncertainity

    Jun 12, 2018
    8
    140
    Replies: 8
    1
  64. atim

    Finding nitrogen weight in air

    Jun 12, 2018
    2
    125
    Replies: 2
    1
  65. Daniel Tales

    Imagine You're Shrunk Down to a Size of a Nickel

    Jun 12, 2018
    11
    374
    Replies: 11
    1
  66. Eitan Levy

    Fictitious forces

    Jun 12, 2018
    12
    232
    Replies: 12
    3
  67. CGandC

    Pressure on a Piston

    Jun 12, 2018
    5
    193
    Replies: 5
    0
  68. ftang

    Kleppner - blocks and a compressed spring

    Jun 11, 2018
    3
    153
    Replies: 3
    0
  69. Daniel2244

    Can a reed switch use a wheatstone bridge/potential divider?

    Jun 11, 2018
    1
    141
    Replies: 1
    0
  70. Ushitha Dissanayake

    How to find the coefficient of kinetic friction

    Jun 11, 2018
    4
    175
    Replies: 4
    1
  71. okandrea

    Wavelengths: Length between 2nd-order fringes

    Jun 11, 2018
    3
    124
    Replies: 3
    0
  72. Ushitha Dissanayake

    How do I find the terminal speed of a body in water?

    Jun 11, 2018
    13
    182
    Replies: 13
    5
  73. Hatyk

    Non-uniformly charged disc

    Jun 10, 2018
    5
    154
    Replies: 5
    1
  74. Daniel2244

    What is the operation principle of the LDR?

    Jun 10, 2018
    14
    172
    Replies: 14
    5
  75. Daniel2244

    How does a thermocouple work?

    Jun 10, 2018
    5
    166
    Replies: 5
    2
  76. Tat

    Isolating an equation

    Jun 10, 2018
    6
    153
    Replies: 6
    2
  77. Sam Cepeda

    Algebra of Vectors

    Jun 10, 2018
    1
    158
    Replies: 1
    0
  78. Brilli

    Help with an Irodov problem (Problem 3.3 electrodynamics )

    ... 2 3
    Jun 9, 2018
    50
    977
    Replies: 50
    18
  79. Daniel2244

    Why does piezoelectric need amplifying?

    Jun 9, 2018
    5
    187
    Replies: 5
    2
  80. BadgerBadger92

    Question about the Big Bang and CMB

    Jun 9, 2018
    3
    200
    Replies: 3
    1
  81. David89

    Volcano Question, PHYS 200 final

    ... 2
    Jun 9, 2018
    30
    1,210
    Replies: 30
    9
  82. Jahnavi

    Comparing self inductance of three solenoids

    ... 2
    Jun 9, 2018
    34
    435
    Replies: 34
    19
  83. Jahnavi

    LR circuit - Which bulb gets dim quickly?

    Jun 9, 2018
    17
    305
    Replies: 17
    8
  84. Jigga

    Law Conservation of Energy: Starting off a solution for 11b

    Jun 9, 2018
    1
    198
    Replies: 1
    1
  85. Jahnavi

    Magnetic field and coplanar loops

    Jun 9, 2018
    10
    283
    Replies: 10
    7
  86. Callum Plunkett

    Help with NEXT and FEXT volatage magnitudes

    Jun 8, 2018
    5
    212
    Replies: 5
    1
  87. Indranil

    How to get average velocity: Vaverage = V1 + V2 / 2?

    Jun 8, 2018
    17
    264
    Replies: 17
    0
  88. Cocoleia

    Position of particles on a detector after decay

    Jun 8, 2018
    23
    260
    Replies: 23
    0
  89. Sam Cepeda

    Coordinate Systems and Components of a Vector

    Jun 8, 2018
    1
    116
    Replies: 1
    1
  90. chef99

    Maximum kinetic energy / cutoff potential problem

    Jun 7, 2018
    1
    116
    Replies: 1
    0
  91. Indranil

    Help me understand the equation V = u + delt v

    Jun 7, 2018
    7
    196
    Replies: 7
    2
  92. chef99

    Calculating energy/work of a quantum

    Jun 7, 2018
    2
    138
    Replies: 2
    0
  93. vishnu 73

    Faraday's law -- circular loop with a triangle

    ... 3 4 5
    Jun 6, 2018
    100
    3,946
    Replies: 100
    35
  94. Felipe Lincoln

    Verifying Kirchoff's law in an AC RLC circuit

    Jun 6, 2018
    7
    180
    Replies: 7
    1
  95. Rightwrong

    Apparent depth

    Jun 6, 2018
    8
    187
    Replies: 8
    0
  96. Physics boi

    Electrostatic Force problems

    Jun 6, 2018
    4
    183
    Replies: 4
    0
  97. Jahnavi

    Magnetic field and metal box

    Jun 6, 2018
    4
    161
    Replies: 4
    3
  98. Gregorski

    Particle between two masses

    Jun 6, 2018
    12
    268
    Replies: 12
    0
  99. Jahnavi

    Bar magnet and a current carrying wire

    Jun 6, 2018
    13
    283
    Replies: 13
    10
  100. Jahnavi

    Direction of induced current in the loop

    Jun 5, 2018
    2
    165
    Replies: 2
    1
Showing threads 1 to 100 of 132,270

Thread Display Options

Loading...
Page 1 of 1323
Get introductory physics homework help step by step from mentors. This is algebra and calculus based general physics homework. Usually this is high school and undergraduate level. Please use the template when asking for help.