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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Does the Integral Converge for p<0 in int[exp(px)]dx?
- dan
- · Replies 2 ·
Self-studying AP Physics and SAT II physics exams
- Lyuokdea
- · Replies 2 ·
What Is the Energy Transfer Mechanism in Waves and Sound?
- FestiveF
- · Replies 1 ·
Determine whether the truck will remain at rest
- DervlaKennedy
- · Replies 3 ·
Point me in the right direction
- jpnnngtn
- · Replies 5 ·
Determine the deflection angle of a pellet
- jpnnngtn
- · Replies 2 ·
Electricity and resistance Question
- PerpetuallyFrustrate
- · Replies 3 ·
Prove Voltage should be linear function of position
- avs
- · Replies 3 ·
Transitional Equilibrium: Tension
- Cummings
- · Replies 3 ·
Checking answers on thermal energy and states of matter problems
- FestiveF
- · Replies 2 ·
Proving Riemann Integral: m(b-a)<=int[f(x).dx]<=M(b-a)
- dan
- · Replies 2 ·
Note that the total acceleration
- Grover
- · Replies 2 ·
Does a Zero Determinant Always Indicate Nontrivial Solutions?
- StephenPrivitera
- · Replies 11 ·
What is the formula for the hydrate?
- gigi9
- · Replies 2 ·
Finding the half-life of an unknown substance
- Sam
- · Replies 6 ·
Finding net charge on spherical shell using Gauss's law
- jpnnngtn
- · Replies 19 ·
Cauchy Mean Value Theorem Proof for Continuous and Integrable Functions
- iceman
- · Replies 4 ·
The efficiency of converting fat to mechanical
- sb
- · Replies 2 ·
Is there a way to simplify trig functions using specific formulae?
- garytse86
- · Replies 12 ·
How do silver atoms experience a changing B-field in the Stern-Gerlach experiment?
- frankR
- · Replies 3 ·
Looking for feedback on an essay paragraph
- Dagenais
- · Replies 2 ·
Time Needed for a Lake to Freeze Over
- Aeonic333
- · Replies 9 ·
How Do You Calculate the Mass of an Ion in a Magnetic Field?
- Clay
- · Replies 2 ·
How long does it take to boil away 0.4L water from a copper pot?
- Sam
- · Replies 4 ·
Solving cot pi/4 and sec 5*pi/4
- garytse86
- · Replies 4 ·
How Does the Doppler Effect Apply to Ultrasound Fetal Heart Monitoring?
- jpnnngtn
- · Replies 15 ·
Projectiles r = (22sin(x) x 11cos(x))/9.8
- Cummings
- · Replies 2 ·
Calculating Work and Power in Uniformly Accelerated Motion
- pitbull
- · Replies 4 ·
How to Solve Momentum and Collision Problems
- sb
- · Replies 12 ·
Why is it important to spread your legs while standing on a bumpy bus?
- dimentia
- · Replies 2 ·
Calculating Light Speed and Time Dilation to Relativity
- Dx
- · Replies 8 ·
What Is the Shortcut for Solving Ohm's Law Problems Using P=IE?
- yakabod
- · Replies 6 ·
What frequency is monitored by the leading ship?
- jpnnngtn
- · Replies 3 ·
Quantized angular momentum of diatomic gas molecule: Bohr Model
- frankR
- · Replies 2 ·
Supersonic jet Mach 3 shockwave arrival time and plane position
- jpnnngtn
- · Replies 2 ·
A charged particle moves across a constant magnetic field
- Dx
- · Replies 2 ·
What is the radius of a circle represented by the equation |z - z1|=k|z - z2|?
- StephenPrivitera
- · Replies 5 ·
Wavelength nature of light: magnesium Fluoride
- Dx
- · Replies 4 ·
Objects and stationary observers
- Dx
- · Replies 2 ·
Calculating Magnetic Torque: Circular Wire Loop in a Uniform Field
- Dx
- · Replies 4 ·
Why is my calculated planetary acceleration so large?
- aidan
- · Replies 5 ·
Magnetism:magnetitude of mag field
- Dx
- · Replies 3 ·
Radioactive Decay: Calculating Age of Archaeological Sample
- frankR
- · Replies 4 ·
Distinct powers of z=cosa*pi+isina*pi
- StephenPrivitera
- · Replies 3 ·
Find p values for p(x²+x) < 2x² + 6x + 1 for all real x
- garytse86
- · Replies 15 ·
Do objects of different mass fall at the same rate?
- eve_23
- · Replies 2 ·
Pair Production and kinetic energy
- frankR
- · Replies 13 ·
Ball shot at 10 degrees from 10 cm height lands 199 cm away
- dirtbird
- · Replies 3 ·
Wave function of a particle in a infinite well.
- frankR
- · Replies 6 ·
What is the solution for the honeycomb resistor problem?
- ermines
- · Replies 10 ·
Current in 8Ω and 4Ω resistors in DC circuit
- Dx
- · Replies 13 ·
Find All Real Solutions (problem)
- Cod
- · Replies 3 ·
Ground state hydrogen atom: probability density at r=0 and r=a₀
- frankR
- · Replies 13 ·
Electric charge and fields: uniform electric field
- Dx
- · Replies 2 ·
Quantum Physics: electron within the nucleus.
- frankR
- · Replies 3 ·
Why is the sky more blue at the zenith than at the horizon?
- Dx
- · Replies 3 ·
What happens to the kinetic energy of a speedy proton
- Dx
- · Replies 3 ·
Calculate the ratio of the radii of the orbits
- StephenPrivitera
- · Replies 6 ·
Calculating Time for a Transverse Wave in a Suspended Rope with Mass and Length
- axeeonn
- · Replies 2 ·
Atwood machine with massive cord connecting two blocks
- Suicidal
- · Replies 4 ·
Electric field and coffee maker
- Dx
- · Replies 9 ·
Finding Relative Extrema of x^2y^2 with Constraint 4x^2+y^2=8
- iceman
- · Replies 4 ·
What is the change in kinetic energy of the proton?
- Dx
- · Replies 2 ·
How Do Electric Charge and Fields Influence Forces and Charges?
- Dx
- · Replies 7 ·
How Do Temperature Changes Affect Physical Properties in Basic Physics Problems?
- FestiveF
- · Replies 2 ·
Determine the kinetic energy of the emerging neutrons
- frankR
- · Replies 4 ·
Solving log(x-1) = log(x-2) - log(x+2)
- anil
- · Replies 7 ·
What Frequency Do You Hear from a Speeding Train's Whistle?
- Dx
- · Replies 2 ·
I'm not asking for answers, just ideas for my science hw
- New-Prototype
- · Replies 3 ·
How Does a Reverse Galilean Telescope Minify Images?
- reverse
- · Replies 2 ·
Integrate 1/(1+e^x) - Is it Correct?
- Cummings
- · Replies 12 ·
Revolutions per minute would a 15m diameter Ferris wheel
- PerpetuallyFrustrate
- · Replies 3 ·
Homework questions on light scattering, spectroscopy, and color mixing
- yakabod
- · Replies 4 ·
What is the Spring Constant for Question 9?
- Cummings
- · Replies 3 ·
Is There an Exponential Decay in Water Levels in a Barrel?
- Cristi
- · Replies 2 ·
Solving Heat Problems: Quenching a Hot Knife Blade
- Dx
- · Replies 2 ·
WANTED: Formula for frictional resistance
- clueless
- · Replies 2 ·
Equilibrium Problem: Solving for Unknown Masses in a Mobile
- ratt10mm
- · Replies 2 ·
How Much Steam Is Needed to Heat Water and Melt Ice in a Calorimetry Experiment?
- Aeonic333
- · Replies 2 ·
Second Law of Thermodynamics and increasing entropy in a closed universe
- M. Gaspar
- · Replies 11 ·
Solving Physics Questions: Minimum Force and Friction Coefficient
- physicshelpme
- · Replies 2 ·
Two stones dropped and thrown from building, hitting ground together
- Matt
- · Replies 10 ·
Relating linear and angular kinematics
- kenren
- · Replies 2 ·
What are these 3 physics problems and can you solve them?
- mt2568
- · Replies 10 ·
What Are the Correct Answers to These Ideal Gas Law Problems?
- Dx
- · Replies 2 ·
Calculating Atomic Mass: Solving for Pi Meson's Mass in AMU
- Dx
- · Replies 3 ·
How Does an Unstable Particle Breakup Affect the Speed of Its Fragments?
- frankR
- · Replies 6 ·
Prove Limit of Sequence: a, b, (an+b)1/n-1 = 0
- KLscilevothma
- · Replies 5 ·
Calculate its longest and shortest diameters when its moving
- shezill
- · Replies 2 ·
Calculating Deceleration in a Safety Net Jump
- Matt
- · Replies 4 ·
Water speed from a garden hose nozzle pointed vertically upward
- mt2568
- · Replies 16 ·
Electric field conductor problem
- KLscilevothma
- · Replies 2 ·
The Starship Enterprise (variable acceleration problem) part II
- frankR
- · Replies 2 ·
Width of spectrum from diffraction grating at second order
- Velocity
- · Replies 2 ·