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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Laplace transform of complex exponential
- EvLer
- · Replies 2 ·
How Do You Solve These Challenging Physics Problems?
- TJ the Tornado
- · Replies 2 ·
Electric field at different distances from a charged sheet
- zoe7777
- · Replies 2 ·
Federal income tax calculation with tiered rates
- vee123
- · Replies 3 ·
Find the angle theta at which the ladder leaves the wall
- HiPPiE
- · Replies 8 ·
Electrostatic force electroscope
- joanne
- · Replies 7 ·
What are the 5 characteristics of life?
- Myriad209
- · Replies 20 ·
What is the limiting value of his average velocity?
- courtrigrad
- · Replies 7 ·
Solving Physics Problem with Garden Hose
- Physik
- · Replies 4 ·
Find the velocity of the rain with respect to the car and the Earth
- tubworld
- · Replies 5 ·
Is the equation x² - 2xy + y² + 5x + 5y = 0 a parabola?
- TonyC
- · Replies 3 ·
Did Police Make the Right Call in Speeding Arrest Based on Skid Mark Length?
- courtrigrad
- · Replies 4 ·
Rotating axes to eliminate xy-term in 8x²+64xy+8y²+12x+12y+9=0
- TonyC
- · Replies 8 ·
What Is the Average Acceleration of an Arrow Shot from a Bow?
- courtrigrad
- · Replies 3 ·
Number of electrons on charged sphere
- srhly
- · Replies 4 ·
Can You Rearrange Equations to Solve for Unknown Variables in Physics?
- Serj
- · Replies 28 ·
Finding sphere volume and density using water displacement
- rawr101
- · Replies 3 ·
What is the value of c that makes f(x) continuous on the entire real line?
- hotrocks007
- · Replies 2 ·
How can we design a container to protect an egg from a 5 meter drop?
- Jacobpm64
- · Replies 13 ·
How Much Does 1ml of Protons Weigh?
- tish
- · Replies 2 ·
What is the radius of an electron orbiting a proton with a 24-hour period?
- ahuebel
- · Replies 3 ·
How Do You Calculate Instantaneous Velocity in Acceleration Problems?
- TJ the Tornado
- · Replies 9 ·
14 kinematics questions on motion, velocity, and acceleration
- courtrigrad
- · Replies 4 ·
Determine Max Speed for a Pickup Truck
- PhysicsDud
- · Replies 4 ·
Cloud droplet rainfall calculation and force dimensions
- brad sue
- · Replies 4 ·
What is the Mathematical Treatment of Thermal Stress and Strain?
- maverick280857
- · Replies 10 ·
What is the average velocity of the train during this run?
- courtrigrad
- · Replies 4 ·
Finding Point of Origin Formula
- Mendas
- · Replies 2 ·
Object A catches Object B, at when?
- PrudensOptimus
- · Replies 8 ·
What do the upside down deltas in Maxwell's equations mean?
- FluxCapacitator
- · Replies 4 ·
Understanding Local Extrema with Two Variables and Partial Derivatives
- Guero
- · Replies 5 ·
Dalton's Law of Partial Pressures
- Qyamat
- · Replies 2 ·
Solving a Physics Problem: Maximum Speed with a Crate of Eggs
- PhysicsDud
- · Replies 2 ·
Calculating Filling Time for a Large Bottle of Water
- aceXstudent
- · Replies 3 ·
How Do You Calculate the Eccentricity of an Ellipse Given x^2/49 + y^2/64 = 1?
- TonyC
- · Replies 3 ·
Finding lim x→0+ x^(x²) using L'Hôpital's rule
- laker88116
- · Replies 4 ·
Soil Pressure Calculation for Leaning Pisa Tower
- SVG84R
- · Replies 2 ·
Where can I find hard kinematics problems
- Petar Mali
- · Replies 2 ·
Can a vector be zero if one component is nonzero?
- courtrigrad
- · Replies 13 ·
Limits using basic analysis theorems and logic?
- broegger
- · Replies 9 ·
Mechanics Problem, Cannot understand
- mathwurkz
- · Replies 3 ·
How Can Quantum Potential Be Tailored for Specific Energy Levels?
- eljose
- · Replies 1 ·
Why Do High Jumpers' Centers of Mass Pass Underneath the Bar?
- physicsstudent12
- · Replies 6 ·
Potential divider and potentiometer principle
- nutzweb
- · Replies 2 ·
IVP Unique Does y' = x^5 - y^5 + 2xe^y Have 1?
- Benny
- · Replies 6 ·
Why does a proton transmit through a potential barrier more easily than an alpha particle?
- da_warped_1
- · Replies 2 ·
How Can Gaussian Elimination Demonstrate a Line of Intersection in 3D Space?
- Muzly
- · Replies 3 ·
Solving Problems with Attractive Inverse Cubed Force
- danai_pa
- · Replies 5 ·
Is the Intersection of Two Matrix Subspaces Nontrivial?
- gazzo
- · Replies 2 ·
Find the equation for a parabola with given vertex and point.
- TonyC
- · Replies 3 ·
Why Does a New Light Bulb Burn Out Immediately After Connection?
- phyphysics
- · Replies 2 ·
Hyperbola opening up and down with given domain and range
- yourmom98
- · Replies 3 ·
Find the Function G for Given F(x) = 1/x and (f/g)(x) = (x+1)/(x^2-x)
- jai6638
- · Replies 6 ·
How Is the Tension in the Right Support Wire Calculated?
- pkossak
- · Replies 2 ·
Special functions and application to physics
- jaan
- · Replies 3 ·
Why is the potential of a conducting shell kQ/R2 and not kQ/R1?
- heman
- · Replies 16 ·
Does Cutting a Spring in Half Change Its Spring Constant K?
- physicsstudent12
- · Replies 11 ·
Torque on charged square plate rotating in 1/r² electric field
- robousy
- · Replies 2 ·
Max spped for a car to go around a curve track without skidding confusing
- Brianne
- · Replies 2 ·
What is the Energy of a Charged Sphere of Radius R?
- heman
- · Replies 4 ·
Electric flux and field with circles, spheres, and cylinders
- arutha
- · Replies 6 ·
Calculating the Fine for Speeding Using the Doppler Effect Equation
- asdf1
- · Replies 7 ·
Hoop with backward spin returning due to friction
- Wen
- · Replies 3 ·
How Do Spring Scales Measure Weight When Two 100-N Weights Are Attached?
- Francis Oliver
- · Replies 17 ·
Speed of sound and wind velocity from observer time intervals
- EmoHeartz
- · Replies 6 ·
Convergence and radius of convergence for ∑(-1)^n z^(2n+1)/(2n+1)
- broegger
- · Replies 8 ·
Convergence/divergence of series
- Benny
- · Replies 6 ·
Find parabola equation with focus (-5,0) and vertex (-5,-4)
- TonyC
- · Replies 2 ·
Verifying Parabola Equation: y=1/9x^2, Origin, (-6,4)
- TonyC
- · Replies 4 ·
Starting to forget my physics: silly energy question
- Physics is Phun
- · Replies 3 ·
Where can I find the even numbers questions answer?
- frozen7
- · Replies 2 ·
Integrating (x+9)/(x²+9)
- laker88116
- · Replies 3 ·
Kinematics - One Dimension Problem
- antimatter1422
- · Replies 7 ·
How Long Does It Take to Travel 144 km East at 48 km/h?
- QT
- · Replies 2 ·
How Do You Calculate Tension and Compressive Forces in Engineering?
- sarah18torquay
- · Replies 6 ·
Helphow does a clinical thermometre differs from a laboratory thermoeter?
- Dark Angel
- · Replies 2 ·
What tools do you use to draw diagrams for physics reports?
- Galileo
- · Replies 8 ·
How Does a Train's Midpoint Velocity Calculate When Passing the Same Point?
- amitchhajer
- · Replies 7 ·
Triple integral over intersection of sphere and cone
- iNCREDiBLE
- · Replies 27 ·
Calculate solubility of fluorite in water
- hexa
- · Replies 2 ·
Conceptual Difficulty with Lagrange's Eqn
- H_man
- · Replies 2 ·
What is the optimal boat hull shape for maximum speed?
- Bafsemann
- · Replies 2 ·
Proving a function can take all real values given x is real
- Tau
- · Replies 7 ·
How Do You Calculate Initial Velocity in Complex Projectile Motion Setups?
- lost_cause
- · Replies 2 ·
What are difference and recurrence equations?
- Benny
- · Replies 9 ·
Cart accelerating, turning, launching and landing on a track
- altecsonyc
- · Replies 21 ·
Power Dissipation in 70W/240V Globe
- forevermoreOC
- · Replies 2 ·
Solving a Spring Problem in Engineering Statics
- teknodude
- · Replies 2 ·
What does |r⟩ mean in the Schrödinger equation?
- Dathascome
- · Replies 9 ·
Freefall Problem: Solving for the Height of a Cliff
- antimatter1422
- · Replies 3 ·
Binomial coefficients and pascal's triangle
- Atomos
- · Replies 2 ·
Do molecules, subatomic particle and atoms travel in constant velocity?
- kant
- · Replies 2 ·
Momemtum/conservation of momentum
- elissadi
- · Replies 5 ·
Finding moment of inertia of a flywheel given work and speed change
- Arden
- · Replies 2 ·
How Do You Calculate the Meeting Point of Two Runners with Constant Velocities?
- TJ the Tornado
- · Replies 6 ·
Integrating the function 1/x^2. Something I don't understand
- VietDao29
- · Replies 4 ·
Bungee Jumping: Reasonable Assumptions for College Student's Adventure
- philo51
- · Replies 2 ·
How do I solve s = ut + 1/2 at² using calculus?
- rush007
- · Replies 4 ·