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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Calculating Potential Height of Kinetic Energy Jump
- Linco
- · Replies 14 ·
Chemical Tests for Identifying Sodium Carbonate and Sodium Chloride
- maccaman
- · Replies 4 ·
Solving the Emf Problem: Induced EMF Calculation with Faraday's Law
- robert25pl
- · Replies 6 ·
How Does Spring Compression Vary with Different Methods of Loading?
- phazei
- · Replies 5 ·
How does weight change in an accelerating elevator?
- yeshli2nuts
- · Replies 6 ·
Understanding Light Dispersion in Equilateral Prisms for Beginners
- iamnotbatman
- · Replies 2 ·
Solving Refrigerator Problem: Calculating COP and Work
- sportsrules
- · Replies 3 ·
Relatively simple friction problem
- flower76
- · Replies 2 ·
How Do You Set Up Limits for a Triple Integral Involving a Cylinder and Planes?
- VinnyCee
- · Replies 8 ·
How Does Projectile Motion Affect a Ball Thrown from a Cliff?
- Naeem
- · Replies 2 ·
Angular frequency - how is it derived?
- UrbanXrisis
- · Replies 7 ·
Help Needed: Checking & Solving Power Series for f(x) = x*ln(1+x)
- tandoorichicken
- · Replies 2 ·
Solve Impulse Problem: Average Force on Bat
- Azytzeen
- · Replies 8 ·
Calculating Time of Flight for Ball Thrown at 45° with Initial Speed 31 m/s
- unfortunate
- · Replies 16 ·
Conceptualizing two tangent lines to an ellipse
- ktpr2
- · Replies 14 ·
Why can't adenine and cytosine pairs form?
- joejo
- · Replies 6 ·
Solving Mechanics Problem with Mass & Momentum Conservation
- ColdFusion85
- · Replies 3 ·
Can an Adiabatic Process be Isothermal?
- flythisforme
- · Replies 5 ·
Sum to Infinity: Solving the Limit of a Series
- crazedbeat
- · Replies 27 ·
How Do You Calculate the Average Force Exerted by a Gas Molecule in a Flask?
- dalitwil
- · Replies 4 ·
How Fast Do Entwined Movie Foes Slide After a Stuntman Swings?
- janiexo
- · Replies 3 ·
Transitional state of electrons.
- airkapp
- · Replies 2 ·
Troubleshooting Electric Flux Calculation on a Square Surface
- Rave Grrl
- · Replies 5 ·
Solving Two-Pendulum Collision: Find Max Angle
- ProBasket
- · Replies 2 ·
Frog and Horse Trough Questions
- imnotsmart
- · Replies 9 ·
Solving Logarithmic Equations: Tips and Troubleshooting | Roger's Math Help
- roger
- · Replies 7 ·
Solve Net Ionic Equations: Chromium, Aluminium, Zinc
- joejo
- · Replies 15 ·
How Do You Calculate the Velocity of Two Colliding Cars That Stick Together?
- ~angel~
- · Replies 19 ·
Help Integrating Tripple Integral for x+y+z=1
- Alem2000
- · Replies 2 ·
Evaluate Surface Integral: Solve x^2 + z^2 = 9, x=0, y=0, z=0 and y=8
- Hoofbeat
- · Replies 2 ·
What is the energy loss per second for a wall with two different materials?
- dalitwil
- · Replies 2 ·
What is the emf induced in the loop?
- BillytheKid
- · Replies 2 ·
Equatorial Gravity Question: Discover How Rotation Affects Weight
- naren11
- · Replies 12 ·
Find the terminal speed of a 750-kg rocket
- ProBasket
- · Replies 3 ·
Solving Mass of More Massive Block: A Puzzling Question
- WY
- · Replies 9 ·
Calculating Angular Acceleration for a Solid Cylinder on a Frictionless Bearing
- Punchlinegirl
- · Replies 9 ·
Physics of Catapults: Seeking Advice
- Angelica
- · Replies 3 ·
Solving Convergence Tests: Tips & Tricks
- matrix_204
- · Replies 2 ·
I need YOUR pratice homework exam
- Physicsme
- · Replies 2 ·
Tracking the Ball's Motion After a Throw at Ground Level
- Naeem
- · Replies 5 ·
Calculating Wavelength and Intensity in Opposing Phase Vibrations
- SwAnK
- · Replies 2 ·
Integrate x^3e^x^2 & xe^x/(x+1)^2
- mad
- · Replies 5 ·
Algebra Bloody Hard is this right
- dagg3r
- · Replies 2 ·
Solving for Electric Field with Gauss' Law
- robert25pl
- · Replies 4 ·
How Is Work Calculated When Lifting an Object with a Tension Force?
- NoHeart
- · Replies 2 ·
Help, i keep on getting probability >1
- huan.conchito
- · Replies 2 ·
Integration of X^2 exp(-aX^2) from 0 to infinity
- Rachael_Victoria
- · Replies 4 ·
Angular acceleration of a pulley
- cosmokramer
- · Replies 3 ·
Calculating Power Output: A Homemade Ice Cream Maker
- shawonna23
- · Replies 2 ·
Solving Positive Integer Problems: First & Last Terms in nth Bracket
- al_201314
- · Replies 2 ·
Determine divergence/convergence of an integral?
- crazedbeat
- · Replies 6 ·
How Fast Will the Spacecraft Crash into the Lunar Surface?
- bmoran08
- · Replies 2 ·
Calc. Double Integrals: Setting Limits
- mkkrnfoo85
- · Replies 2 ·
Need help finding force components.
- kambrian
- · Replies 3 ·
Is this true in probability? P(AUB)' = (P(A) + P(B)) '
- huan.conchito
- · Replies 3 ·
What Spring Constant Fires a 10g Mass to 100m When Compressed to 10cm?
- NoHeart
- · Replies 13 ·
Help: Physics Homework Problem-Conservation of Linear Momentum
- shawonna23
- · Replies 3 ·
Differential equations/checking an answer - help, please
- DivGradCurl
- · Replies 9 ·
How do I find the satellite's altitude above the earth's surface
- bmoran08
- · Replies 2 ·
Finding the Scalar for a Vector in a Linear Combination
- shan
- · Replies 9 ·
Problems concerning magnetic fields, induced current, emf
- Prototype
- · Replies 2 ·
Conservation of momentum - Collision of pool balls
- crazedbeat
- · Replies 5 ·
Magnetic Fields & Cross Products
- Soaring Crane
- · Replies 2 ·
Calculus II Problem: Dams and intergration by slicing
- JasonJo
- · Replies 3 ·
Calculating Boat Speed with Rainfall Accumulation
- ProBasket
- · Replies 10 ·
Show Global Min. of f(x,y): x>= 0.1, y>= 0.1
- ArnfinnS
- · Replies 1 ·
Where Can I Find Extra Calculus Practice Questions Online?
- laker_gurl3
- · Replies 2 ·
Calculating Heat Requirements for Phase Changes
- momtonate
- · Replies 2 ·
Understanding Maxwell's Equations
- robert25pl
- · Replies 12 ·
Volume of Solid Formed by y=x^2-2 & y=4
- bigskilly
- · Replies 2 ·
Thermodynamics Block of Copper Problem
- flythisforme
- · Replies 6 ·
Does the Series Converge Pointwise and Uniformly for Certain Values of x?
- quasar987
- · Replies 2 ·
Solving Maximum Range Throw for Astronaut on Earth and Planet with g1
- Naeem
- · Replies 2 ·
Question on induced emf in a loop
- Giuseppe
- · Replies 4 ·
Lim -> inf, x(sin(1/x)) = 1, why?
- ktpr2
- · Replies 26 ·
How Do You Determine the Direction of Oscillation in Differential Equations?
- stunner5000pt
- · Replies 2 ·
Do anyone have the recent astronomy telescope diagram?
- Mafer
- · Replies 2 ·
TA: Calculating Induced EMF in a Square Loop with a Uniform Magnetic Field
- Giuseppe
- · Replies 2 ·
Find a vector c that bisects the angle
- particleaccelerater
- · Replies 18 ·
Velocity & Force on a Moving Charge in Magnetic Field
- Soaring Crane
- · Replies 2 ·
Projectile motion particle question
- misogynisticfeminist
- · Replies 2 ·
What is the new force between two charges after they touch?
- six789
- · Replies 14 ·
Solving Question: Speed of Ball with Rigid Cannon
- srhly
- · Replies 3 ·
Guide to NMR spectra notations/nomenclature needed
- VDX
- · Replies 2 ·
Viscosity of Honey decreases. But why?
- NuGG
- · Replies 6 ·
How Do You Solve a Vector Calculus Integral Over a Sphere?
- Hoofbeat
- · Replies 8 ·
Rod + 2 Particle masses = angular acceleration
- ninjagowoowoo
- · Replies 5 ·
Calculating Impact Speed of a Wrecking Ball: A Quick Energy Question
- ProBasket
- · Replies 2 ·
How Do Mass and Charge Affect Particle Trajectories in a Magnetic Field?
- sinas
- · Replies 2 ·
Calculating Force in a Dynamics Problem
- jen333
- · Replies 3 ·
How Do Damping Constants Affect Amplitude in Simple Harmonic Motion?
- kodee vu
- · Replies 2 ·
How to Linearize a System of Differential Equations with Equilibrium Points?
- stunner5000pt
- · Replies 2 ·
Proving Inequality with Cosine Rule and Schwartz Proof
- SeReNiTy
- · Replies 4 ·
An arithmetic & geometric progression question.
- misogynisticfeminist
- · Replies 2 ·
Two People, One Fly: How Far Will It Fly?
- TSN79
- · Replies 2 ·
Need to show function {f(x)= x + cos x} has an inverse w/out the use of a graph
- mmlm01
- · Replies 18 ·
What is the width of the Hudson River?
- yoyomaboy
- · Replies 8 ·
Evaluate the integral over the bounded closed region
- stunner5000pt
- · Replies 16 ·
Calculating Center of Mass Velocity for Moving Blocks: m1=m2, p1, p2
- ProBasket
- · Replies 2 ·
How Do You Calculate the Speed of Two Masses Attracting in Space?
- arydze2
- · Replies 4 ·