Free introductory physics homework help step by step from qualified mentors. Algebra and calculus based general physics homework. High school and undergraduate level.
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Bowling Question - Rotational Motion
- gingerelle
- · Replies 1 ·
Maximum mass hanging from a rod at 50 degrees before slipping
- bluejay1
- · Replies 3 ·
Is Earth's acceleration in an elliptical orbit toward the sun or the center?
- alexmahone
- · Replies 3 ·
Period of uniform plank with spring not at Center of Mass
- ultrapowerpie
- · Replies 7 ·
Diving board with two supports and torque due to diver
- D4b34r5
- · Replies 2 ·
Amplitude and coefficient of friction problem
- grog
- · Replies 4 ·
What is the magnitude of the impulse imparted by a kicked ball to the foot?
- blayman5
- · Replies 4 ·
Does Optical Reversibility Apply to Both Reflection and Refraction?
- Kathi201
- · Replies 1 ·
What Is the Maximum Speed a Truck Can Take a Curve Without Losing Its Cargo?
- cbrowne
- · Replies 1 ·
Do plane mirrors make a room appear twice as large?
- Kathi201
- · Replies 1 ·
Calculate Impulse of 0.4 kg Ball Kicked at 5m/s
- Elbobo
- · Replies 1 ·
Solving Angular Acceleration of a Rod-Ball System
- ambient_88
- · Replies 2 ·
Why do currents flow opposite to the larger EMF in a two-battery circuit?
- bcjochim07
- · Replies 2 ·
Gas leaking from a steel tank at changing temperature and pressure
- unscientific
- · Replies 8 ·
Shock wave arrival time for Mach 3 jet at 20,000m altitude
- roflcopter
- · Replies 6 ·
What is the Coefficient of Kinetic Friction for a Box Pushed at an Angle?
- physicsphail
- · Replies 1 ·
Centripetal acceleration of protons in an accelerator
- eftalia
- · Replies 6 ·
How High Will the Unattached Ball Rise After the Collision?
- boredaxel
- · Replies 1 ·
Finding force (using mass and time)
- sarsar101
- · Replies 1 ·
Finding Binding Energy (B.E.) through B.E. vs Nucleon graph
- Icetray
- · Replies 5 ·
Can You Verify the Accuracy of These Statements?
- InSpiRatioNy
- · Replies 1 ·
Which Direction Is the Man Facing If Earth's Rotation Is Slowing Down?
- phys1618
- · Replies 14 ·
Simple Harmonic Motion of an oscillating particle
- maniacp08
- · Replies 1 ·
Calculating Magnification of Christmas Tree Ornament
- Kris1120
- · Replies 1 ·
Apparent Weight of Planet Problem
- anubis01
- · Replies 11 ·
Maximum power dissipation in load resistor with internal resistance
- bcjochim07
- · Replies 3 ·
Calculating Acceleration and Time in a Cathode Ray Tube | Physics Homework Help
- cbrowne
- · Replies 2 ·
Lense with two mediums speed of a fish in an aquarium
- goWlfpack
- · Replies 1 ·
How Does the Coriolis Effect Influence a Falling Object's Path at Latitude 44?
- giancoli
- · Replies 1 ·
Neutron kinetic energy from uncertainty principle
- s-saber148
- · Replies 1 ·
What Is the Focal Length of the Lens When the Nickel's Image Doubles in Size?
- goWlfpack
- · Replies 1 ·
How Long Does It Take Earth to Orbit the Sun?
- maddad
- · Replies 4 ·
How Do You Calculate Spring Constant with Friction Involved?
- rileyjah
- · Replies 4 ·
Force pushing 184-kg crate with net work zero by friction
- Miss1nik2
- · Replies 2 ·
Transverse wave particle speeds
- itryphysics
- · Replies 13 ·
Finding Spring Constant: Solving the Spring Problem
- rileyjah
- · Replies 4 ·
Output Voltage Equation for AC Source at 90 Hz?
- Ithryndil
- · Replies 3 ·
Wave-particle duality of light and gravitational lensing
- giv_me_rep
- · Replies 3 ·
Find Final Image Location & Magnification in Lens Combination 21
- Shackleford
- · Replies 2 ·
Magnitude of centripedal acceleration
- dr2112
- · Replies 8 ·
Maximum incline angle for rolling nickel coin to reach 0.5 mm height
- archivlad
- · Replies 1 ·
Rolling Ball Height In Terms of Ho
- tater08
- · Replies 10 ·
Spring constant of a bungee cord from oscillation period
- BuGzlToOnl
- · Replies 1 ·
Elastic collision between cube and ball on a table
- dbb2112
- · Replies 1 ·
Radial force of a rotating stick
- bollocks748
- · Replies 3 ·
Finding rope tension and angle for a 30-kg engine held by a strut
- Jstew
- · Replies 1 ·
Find the acceleration of each block
- nns91
- · Replies 3 ·
Pulley problem with definite mass rope
- Hopelessmin
- · Replies 1 ·
What Is the Effective Force Constant Between Two Atoms?
- dal11
- · Replies 3 ·
Time for rocket shot upward to reach the ground
- helpmedude
- · Replies 2 ·
What is Velocity at t=5s? Answer with Units
- NukeNuke
- · Replies 7 ·
Hockey player catching opponent with constant velocity and acceleration
- cbrowne
- · Replies 1 ·
Dog walking on a floating raft—center of mass approach
- TimH
- · Replies 2 ·
Tension of an Object Swinging in a Circle
- wallace13
- · Replies 1 ·
Center of mass of physical pendulum
- burianek
- · Replies 2 ·
Force on scale as 1.2 kg object slides down 21° wedge
- blakeoman
- · Replies 15 ·
What Stops the Mass on a Frictionless Surface?
- CaptainADHD
- · Replies 7 ·
Finding period and amplitude of a driven spring-mass system
- Husker70
- · Replies 1 ·
Finding wave speed from standing wave equation with tension and mass
- blindzero678
- · Replies 1 ·
Calculating the electric field in an electron gun
- sylvarant
- · Replies 7 ·
Why Does a System Behave as if It Has a Larger Mass in Water Compared to Air?
- ACE_99
- · Replies 1 ·
Calculating Velocity/Speed of a Lost Coin
- cbrowne
- · Replies 1 ·
Year 11 motion/vector problem?
- caitie_72
- · Replies 1 ·
Calculating Mass of the Moon with Apollo 11 Data
- leyyee
- · Replies 4 ·
How Does Adding Weight Affect the Angular Speed and Energy of a Merry-Go-Round?
- SelHype
- · Replies 2 ·
Final speed of car accelerating at 0.26 m/s² for 35 seconds
- cbrowne
- · Replies 1 ·
Finding the Distance for Enlargement with a Thin Lens
- just.karl
- · Replies 10 ·
Angle of Refraction: 60 Degrees
- itryphysics
- · Replies 1 ·
Metal ball sticks to putty. Where does the energy go?
- Subrosian
- · Replies 5 ·
Simple Pendulum and harmonic motion
- Husker70
- · Replies 1 ·
Force components and tension in equilibrium problems
- Ab e r z o m
- · Replies 1 ·
Work done with no kinetic energy change in space
- FisherDude
- · Replies 8 ·
Meter stick with displaced center of gravity balanced with known weights
- Kandycat
- · Replies 4 ·
Solving Ideal Gas Q: Temps & Press at A,B,C,D
- Crosshash
- · Replies 3 ·
Projectile Motion in Bigger Radius.
- leyyee
- · Replies 2 ·
Spring constant from mass and period
- redhot209
- · Replies 2 ·
Solving for the Distance of Fall for 4kg Block
- redhot209
- · Replies 1 ·
Pump energy cost for solar heater and air pressure in a container
- ABR124
- · Replies 1 ·
Is the Frictional Force on a Block Pushed Against a Wall 4.9N or 7.2N?
- hansel13
- · Replies 10 ·
Heat Flow Between Containers: What's True?
- jammhawk
- · Replies 2 ·
Voltage at a Point: Calculate Electric Field
- forty
- · Replies 5 ·
Tangential speed of a rod pivoted from one end
- Vasili
- · Replies 16 ·
Net Force Questions: Calculating Frictional Force
- jessical_x3
- · Replies 1 ·
A Block Slides Down an Inclined Plane
- jumbogala
- · Replies 5 ·
Finding the mass of a block on an inclined plane
- hansel13
- · Replies 6 ·
Calculating Water Viscosity from Flow Rate
- JosephL
- · Replies 1 ·
Is Momentum Conserved in a Two-Object Collision?
- sweedeljoseph
- · Replies 1 ·
Eye lens focal length change to focus on object 1.69 m away
- haxxorboi
- · Replies 2 ·
Stokes' Theorem and Maxwell's Equations
- TFM
- · Replies 7 ·
What is the initial velocity of a rock thrown off a 20-m high cliff?
- hansel13
- · Replies 2 ·
Block sliding across another block with applied force
- Nuha99
- · Replies 3 ·
Ideal Gas Law and kinetic energy
- snoopygal327
- · Replies 3 ·
What Is the Maximum Horizontal Force Before the Penguin Slides Off the Sled?
- Nuha99
- · Replies 4 ·
What Is the Normal Force on a Person at the Top of a Ferris Wheel?
- thekeyofheart
- · Replies 2 ·
Conservative force vs nonConservative force
- jack1234
- · Replies 2 ·
The instantaneous velocity of a freely falling object
- sammyj
- · Replies 3 ·
What is the minimum height for a ball to complete a loop and rough surface?
- stanford1463
- · Replies 3 ·
An Angular Velocity Question
- jman0391
- · Replies 2 ·
How Does Friction Affect Work When Moving a Board Across Different Surfaces?
- madman143
- · Replies 1 ·
Calculating Volume Flow Rate for Apartment Building Faucet - 102 kPa Pressure
- alexito01
- · Replies 2 ·