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Introductory Physics Homework

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  1. micromass

    Guidelines for students and helpers

    Sep 23, 2014

    2

    1
    Replies: 2
  2. Mark44

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

    May 10, 2014

    0

    5
    Replies: 0
  3. Doc Al

    Introductory Physics Formulary

    Mar 17, 2012

    6

    12
    Replies: 6
  1. Granger

    Damped oscillation of a car on a road: velocity calculation

    Jun 28, 2017 at 10:53 AM

    4

    0
    Replies: 4
  2. Pushoam

    observer and relativity

    Jun 28, 2017 at 10:50 AM

    3

    0
    Replies: 3
  3. vishnu 73

    magnet in a coiled wire loop

    Jun 28, 2017 at 10:31 AM

    15

    1
    Replies: 15
  4. Unicow

    Force on 2 cables with weight attatched using Theta...

    Jun 28, 2017 at 10:22 AM

    2

    1
    Replies: 2
  5. donaldparida

    Bullet trajectory: Aiming a gun

    Jun 28, 2017 at 9:38 AM

    8

    1
    Replies: 8
  6. vishnu 73

    magnetic pressure on a conductor

    Jun 28, 2017 at 8:42 AM

    2

    0
    Replies: 2
  7. gimak

    normal modes-finding x1(t) & x2(t)

    Jun 28, 2017 at 6:47 AM

    2

    0
    Replies: 2
  8. Jahnavi

    Object raised up the plank

    Jun 28, 2017 at 4:57 AM

    3

    3
    Replies: 3
  9. Renue

    Need help with two questions - velocity and momentum?

    Jun 27, 2017 at 10:35 PM

    5

    0
    Replies: 5
  10. anonyaway

    Rotating disc in a rotating magnetic field

    Jun 27, 2017 at 1:19 PM

    8

    0
    Replies: 8
  11. Jimmy87

    Experiment Investigating Newton's 2nd Law

    Jun 27, 2017 at 7:39 AM

    17

    12
    Replies: 17
  12. NZBRU

    Stopping distance after a collision down a ramp

    Jun 27, 2017 at 7:30 AM

    15

    1
    Replies: 15
  13. Al_Pa_Cone

    Mechanical Principals Assignment Question

    ... 2
    Jun 27, 2017 at 1:59 AM

    36

    12
    Replies: 36
  14. Asad Raza

    Help with this pulley question please

    Jun 26, 2017 at 11:57 PM

    9

    0
    Replies: 9
  15. nilic1

    Transfer of momentum

    Jun 26, 2017 at 11:08 PM

    13

    3
    Replies: 13
  16. Kiwigami

    Understanding Drag Force against a non-linear Force

    Jun 26, 2017 at 9:14 PM

    10

    2
    Replies: 10
  17. AutumnBeds

    Simple Supported Beam

    Jun 26, 2017 at 1:27 PM

    1

    0
    Replies: 1
  18. Victoria_235

    Circular wire with ball and spring problem

    Jun 26, 2017 at 12:24 PM

    6

    0
    Replies: 6
  19. Asad Raza

    What's the shortest length here?

    Jun 26, 2017 at 12:16 PM

    9

    2
    Replies: 9
  20. RickRazor

    Boundary conditions in dielectric problems

    Jun 26, 2017 at 7:10 AM

    1

    0
    Replies: 1
  21. FJay

    Complex Capacitor Circuit (for me)

    Jun 26, 2017 at 6:53 AM

    2

    1
    Replies: 2
  22. MPZ

    Viscosity and temperature, density is changing...

    ... 2
    Jun 26, 2017 at 3:54 AM

    29

    0
    Replies: 29
  23. Ly444999

    Inelastic collision: block moving down a frictionless ramp

    Jun 26, 2017 at 3:52 AM

    4

    0
    Replies: 4
  24. letoiledemer

    Dynamics of rigid bodies

    Jun 25, 2017 at 7:18 PM

    11

    4
    Replies: 11
  25. Kevodaboss

    Acceleration of center of mass

    Jun 25, 2017 at 7:15 PM

    8

    1
    Replies: 8
  26. deuce123

    Question about gravity and forces acted upon

    Jun 25, 2017 at 7:14 PM

    5

    0
    Replies: 5
  27. gimak

    Impedances in a 5 element circuit

    Jun 25, 2017 at 6:42 PM

    5

    0
    Replies: 5
  28. fishturtle1

    Group of particles in a magnetic field

    Jun 25, 2017 at 4:57 PM

    2

    0
    Replies: 2
  29. Kiwigami

    Find time given a force with respect to displacement

    Jun 25, 2017 at 4:35 PM

    12

    1
    Replies: 12
  30. Timothy Schablin

    Work done by gases

    Jun 25, 2017 at 4:02 PM

    4

    0
    Replies: 4
  31. Kevodaboss

    Angular velocity and acceleration of a plank

    Jun 25, 2017 at 3:34 PM

    7

    0
    Replies: 7
  32. Cassius1n

    Orbital Period

    Jun 25, 2017 at 3:31 PM

    7

    1
    Replies: 7
  33. Sunbodi

    Distances where electrostatic potential is zero

    Jun 24, 2017 at 7:35 PM

    9

    1
    Replies: 9
  34. Kiwigami

    Finding Velocity: F=ma or KE = 0.5mv^2

    Jun 24, 2017 at 4:52 PM

    6

    0
    Replies: 6
  35. decerto

    Rod Falling under gravity hits straight edge

    Jun 24, 2017 at 4:24 PM

    14

    8
    Replies: 14
  36. Chemmjr18

    Help with Gauss's Law please

    Jun 24, 2017 at 3:36 PM

    4

    2
    Replies: 4
  37. Salvador_

    Classical mechanics differential equation F(x) = -kx

    ... 2
    Jun 24, 2017 at 2:32 PM

    24

    3
    Replies: 24
  38. fishturtle1

    Direction of magnetic field

    Jun 24, 2017 at 1:43 PM

    10

    0
    Replies: 10
  39. Chemmjr18

    Question about uniform charge distribution

    Jun 23, 2017 at 6:59 PM

    6

    2
    Replies: 6
  40. Stephanie Hernandez

    Finding the Original Charge Given Force

    Jun 23, 2017 at 4:52 PM

    3

    0
    Replies: 3
  41. Alexanddros81

    Pytels Dynamics 12.25: Plane tracking

    ... 2
    Jun 23, 2017 at 4:25 PM

    20

    0
    Replies: 20
  42. gimak

    Finding the average energy in an RLC circuit

    Jun 23, 2017 at 3:27 PM

    9

    0
    Replies: 9
  43. Elena14

    air resistnce in projectile motion decreasing time of flight

    Jun 23, 2017 at 9:05 AM

    1

    0
    Replies: 1
  44. Jordan Michaels

    Need help calculating number of moles

    Jun 23, 2017 at 8:27 AM

    5

    1
    Replies: 5
  45. Cota

    Accelerometer data interpretation

    Jun 23, 2017 at 5:35 AM

    7

    0
    Replies: 7
  46. vincekillics

    Velocity of sinking submarine

    Jun 23, 2017 at 5:06 AM

    9

    0
    Replies: 9
  47. Astronaut

    Magnetic Forces on objects in nonuniform fields

    Jun 23, 2017 at 4:22 AM

    3

    0
    Replies: 3
  48. Vitalius6189

    Thermodynamics cycle work question

    Jun 23, 2017 at 1:14 AM

    7

    0
    Replies: 7
  49. person123

    Two Rotating Discs

    ... 2
    Jun 23, 2017 at 12:45 AM

    32

    3
    Replies: 32
  50. gimak

    Impedance & complex currents & voltages

    Jun 22, 2017 at 11:34 PM

    4

    1
    Replies: 4
  51. e2m2a

    Tension at various angles

    Jun 22, 2017 at 11:52 AM

    5

    1
    Replies: 5
  52. fahraynk

    Find the gear ratio for maximum angular acceleration

    ... 2
    Jun 22, 2017 at 11:22 AM

    28

    6
    Replies: 28
  53. Richardparker800

    Need help with collision and conservation of momentum problem

    Jun 22, 2017 at 10:37 AM

    7

    0
    Replies: 7
  54. Abhishek Das

    Why is the electric field inside the dielectric cancelling?

    Jun 22, 2017 at 10:36 AM

    2

    0
    Replies: 2
  55. FJay

    Calculate resistance if the switch is closed 2 battery with different voltage

    Jun 22, 2017 at 9:59 AM

    6

    0
    Replies: 6
  56. AutumnBeds

    Water Force - Static Fluid

    Jun 22, 2017 at 2:53 AM

    12

    0
    Replies: 12
  57. Jahnavi

    Mixing ice and water

    Jun 22, 2017 at 1:39 AM

    1

    1
    Replies: 1
  58. Jahnavi

    Mixing steam and water

    Jun 22, 2017 at 1:23 AM

    1

    1
    Replies: 1
  59. Jahnavi

    Mixing ice and water

    Jun 22, 2017 at 1:21 AM

    1

    1
    Replies: 1
  60. Kelly Lin

    Capacitance between a wire and a plane

    Jun 21, 2017

    6

    1
    Replies: 6
  61. J6204

    E field of a long charged rod

    Jun 21, 2017

    3

    0
    Replies: 3
  62. Decimal

    Magnetic field from a wire at a point

    Jun 21, 2017

    14

    3
    Replies: 14
  63. deuce123

    Not sure if this approach is correct for ball falling past a window

    Jun 21, 2017

    10

    0
    Replies: 10
  64. Granger

    Problem with torque, angular momentum and forces

    Jun 20, 2017

    11

    0
    Replies: 11
  65. Gabriel Maia

    Addition of Angular Momentum for identical particles

    Jun 20, 2017

    1

    0
    Replies: 1
  66. Tanishq Nandan

    Different EMFs joined in parallel

    Jun 20, 2017

    5

    2
    Replies: 5
  67. Nemo's

    Show that the motion is simple harmonic

    Jun 20, 2017

    8

    2
    Replies: 8
  68. FJay

    Find electric Field at a point A

    Jun 20, 2017

    4

    0
    Replies: 4
  69. donaldparida

    Find the angle between this vector and the coordinate axes

    Jun 20, 2017

    16

    1
    Replies: 16
  70. lavankohsa

    Surface tension, Fluid mechanics

    Jun 20, 2017

    8

    1
    Replies: 8
  71. criticalPoint

    Quick question about perfect gas

    Jun 20, 2017

    3

    0
    Replies: 3
  72. Helly123

    How to find the radii of these 2 circles given 2 known points

    Jun 20, 2017

    7

    1
    Replies: 7
  73. MohammedRady

    Concrete mixer

    Jun 19, 2017

    9

    2
    Replies: 9
  74. ace8888

    RC Circuit Discharging

    ... 2
    Jun 19, 2017

    20

    0
    Replies: 20
  75. lonelypancreas

    Radiation: Net Heat Flow

    Jun 19, 2017

    3

    1
    Replies: 3
  76. Albertgauss

    Forces, 3 masses, 2 by Tension, constant A

    Jun 19, 2017

    12

    2
    Replies: 12
  77. Nikhil Rajagopalan

    Error Analysis

    Jun 19, 2017

    4

    3
    Replies: 4
  78. ih8pa1n

    Momentum on a pool table

    Jun 19, 2017

    4

    2
    Replies: 4
  79. Orm25

    How does the gradient of the graph compare to the W force

    Jun 19, 2017

    3

    0
    Replies: 3
  80. Fibo112

    Calculating angular frequency and velocity after a collision

    Jun 19, 2017

    10

    1
    Replies: 10
  81. Tanishq Nandan

    Time varying resistance in circuits

    Jun 19, 2017

    1

    1
    Replies: 1
  82. Jamison Lahman

    Angles between vectors

    Jun 19, 2017

    3

    1
    Replies: 3
  83. Shuo Xue

    Have a problem with this Rotational Motion question

    Jun 19, 2017

    5

    0
    Replies: 5
  84. Feodalherren

    Undamped Harmonic Motion of a rod

    ... 2
    Jun 19, 2017

    34

    4
    Replies: 34
  85. Joseph Phan

    Elastic Potential Energy

    Jun 19, 2017

    1

    0
    Replies: 1
  86. braydon

    Frictional forces question

    Jun 19, 2017

    1

    0
    Replies: 1
  87. phy6

    Electric Field

    Jun 18, 2017

    2

    3
    Replies: 2
  88. mathiscool1

    RLC circuit problem

    Jun 18, 2017

    8

    0
    Replies: 8
  89. Leoo0000

    Some possible ideas for a Physics essay on the damping of a towed trailer (4000 words essay)

    Jun 18, 2017

    1

    0
    Replies: 1
  90. Alexanddros81

    Pytels Dynamics 12.18: Rocket dynamics

    Jun 18, 2017

    4

    0
    Replies: 4
  91. sassora

    Physical interpretation of free body force diagram

    Jun 18, 2017

    13

    3
    Replies: 13
  92. Decimal

    Electric field of two plates separated by a spacial charge.

    Jun 18, 2017

    1

    0
    Replies: 1
  93. Alexanddros81

    Pytels Dynamics 12.14: particle moves on helix

    Jun 18, 2017

    3

    1
    Replies: 3
  94. AutumnBeds

    Tractive Force

    Jun 18, 2017

    3

    0
    Replies: 3
  95. razidan

    Mutual Inductance of two coaxial coils

    Jun 18, 2017

    10

    1
    Replies: 10
  96. ace8888

    Capacitor Equations

    Jun 18, 2017

    4

    0
    Replies: 4
  97. williamwong0402

    2D kinematic problem: Tennis serve

    Jun 17, 2017

    14

    0
    Replies: 14
  98. aatari

    Dynamics Problem: Hockey Puck

    Jun 17, 2017

    5

    1
    Replies: 5
  99. SuriAttacker

    [Heat and calorimeter] I can't get the correct answer

    Jun 17, 2017

    7

    1
    Replies: 7
  100. aatari

    Adding Vectors: Problem 2

    Jun 17, 2017

    4

    2
    Replies: 4
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