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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Distance between m=0/m=1 bright fringes
- crazyog
- · Replies 1 ·
Seperation between central bright frindge and third dark frindge
- crazyog
- · Replies 5 ·
Minimum thickness of thin film constructive interference
- crazyog
- · Replies 5 ·
Finding the volume of one mole of iron from mass and density
- blipped
- · Replies 3 ·
How Far Will a Sliding Cylinder Travel Before It Rolls Without Sliding?
- giladbr
- · Replies 1 ·
Understanding Negative Lateral Magnification in Optics
- Gear2d
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Is My Wave Equation Correct for These Parameters?
- rugapark
- · Replies 4 ·
Can We Calculate the Integral of the Square of a Time-Derivative Delta Function?
- xylai
- · Replies 1 ·
Why does the green part show destructive interference in Huygens principle?
- Niles
- · Replies 1 ·
Why does friction create rolling?
- giladbr
- · Replies 1 ·
Finding the amplitude with frequency and wavelength.
- sungjoooneee
- · Replies 1 ·
How Long Does It Take for a Motor to Stop Due to Bearing Friction Alone?
- iLuveLfenLied
- · Replies 1 ·
De Broglie wavelength calculations
- rugapark
- · Replies 5 ·
Why doesn't the Moon fall to Earth despite gravitational attraction?
- tianyi.tan
- · Replies 3 ·
Natural swinging period of a two-rod leg model
- sungjoooneee
- · Replies 3 ·
Quick acceleration word problem
- joe215
- · Replies 2 ·
Is Acceleration Zero When Velocity Is Zero?
- joe215
- · Replies 1 ·
How can I have a negative angle?
- joe215
- · Replies 1 ·
How Can You Determine the Third Leg of a Sailor's Voyage Using Vector Addition?
- joe215
- · Replies 1 ·
Finding magnitude and direction from components Ax=3.2, Ay=-5.15
- joe215
- · Replies 2 ·
Vector Diagram Question: Finding Resultant Displacement using Components
- joe215
- · Replies 1 ·
How does the presence of water affect the image formed by a converging lens?
- apunisheriii
- · Replies 5 ·
Electric Flux through an Infinite Plane
- julius71989
- · Replies 4 ·
When to use the work-energy formula
- StephenDoty
- · Replies 6 ·
How Does Changing Charge Magnitude and Distance Affect Electric Force?
- Velocity.
- · Replies 8 ·
Calculating Angular Acceleration
- IBY
- · Replies 16 ·
What is Tension in Physics and How is it Defined in a Physics Book?
- Dschumanji
- · Replies 11 ·
How Do You Calculate Angular Velocity and Moment of Inertia?
- edeffect
- · Replies 1 ·
Force exerted by parachute on 100 kg parachutist
- zpmodel
- · Replies 8 ·
Solving Quadratic Drag Force on Upward Motion of Gun
- jesuslovesu
- · Replies 1 ·
Work required to move the charge
- HelloMotto
- · Replies 1 ·
Can average and instantaneous velocity be equal during motion?
- joe215
- · Replies 1 ·
How Does Water Drag Affect Anchor Acceleration and Torque on a Ship's Reel?
- k0b3
- · Replies 3 ·
Elastic glancing collision with 1 kg and 2 kg balls
- psychfan29
- · Replies 1 ·
Projectile Motion including Displacement and Speed
- girlinterrupt
- · Replies 3 ·
How Does a Coefficient of Restitution of 1/3 Affect Post-Collision Speeds?
- arpitm08
- · Replies 4 ·
Finding speed from acceleration
- aniketto
- · Replies 1 ·
What is the meaning of the \sum signal in this direct current circuit problem?
- zvee_y
- · Replies 6 ·
Why Do Nickel and Iron Exhibit the Highest Binding Energy?
- learning_phys
- · Replies 5 ·
Why can heat pump COP exceed unity without violating energy conservation?
- Gear300
- · Replies 16 ·
Magnetic field from hairpin wire at center of semicircle
- homomorphism
- · Replies 2 ·
What Wavelengths of Light Appear Bright Due to Oil Spill Interference?
- UAPhys03
- · Replies 3 ·
How Does Reducing Earth's Gravity Affect the Time a Thrown Ball Takes to Return?
- Gear2d
- · Replies 1 ·
Energy in Capacitor: Find Charge & U
- trans_pie
- · Replies 4 ·
Eletric force and gravitational force question
- strawberrysk8
- · Replies 6 ·
Find charge density on two parallel planes
- Thorn
- · Replies 3 ·
Radiation pressure on black vs white paper and total internal reflection
- premed
- · Replies 9 ·
Speed of Block After Falling 0.5m: 3.0 m/s
- kaka2007
- · Replies 3 ·
Capacitance per length of co-axial cabel
- trans_pie
- · Replies 3 ·
Slanted Gravity: A boy on a hill
- Anaxerzia
- · Replies 2 ·
Determining D traveled by xForce. (notschoolwork)
- JesseIsAmazin
- · Replies 3 ·
Radiation Dosage and Energy Absorbed by 69 kg Patient
- keweezz
- · Replies 4 ·
Potential and charge in RC circuit with two capacitors
- tracie
- · Replies 6 ·
Calculate Normalizing Factor for Integers
- gassan
- · Replies 1 ·
Maximum interference of frequencies
- baylorbelle
- · Replies 3 ·
Release Ball to Fall Through Hole on Circular Platform
- dralion87
- · Replies 3 ·
Understanding Oscillatory Motion: Relationship Between Length and Time
- Black-Enigma
- · Replies 2 ·
How can an atom be neutral if it is not in its ground state?
- learning_phys
- · Replies 9 ·
Work & Tension Homework: Find W & Delta K.E.
- Gear2d
- · Replies 1 ·
Why does heat affect resistors?
- merr
- · Replies 3 ·
Electric Fields: Charge/Unit Length on Inner Surface of Coaxial Cable
- steph124355
- · Replies 5 ·
Why does the flea jump only two-thirds the calculated height?
- optics.tech
- · Replies 4 ·
Oscillatory motion and transverse wave on string
- mybsaccownt
- · Replies 14 ·
Deflection of bullet by Earth's magnetic field
- jkulier
- · Replies 1 ·
Triple Integration: Transform Equation to Spherical Coordinates
- big_gie
- · Replies 2 ·
How High Can a Flea Jump Using Resilin Energy?
- PSEYE
- · Replies 8 ·
What Are the Amplitude and Period of the Mass-Spring System?
- teenholiday
- · Replies 1 ·
Understanding Hook's Law and Compression of Springs
- Gear2d
- · Replies 4 ·
Time to melt 2 kg of lead in a kiln at 617.5°F
- ally1h
- · Replies 8 ·
Relationship between Frequency and Volume in Blowing Air into a Bottle
- mtr
- · Replies 4 ·
Question on pressure, volume and rates of change
- coding_delight
- · Replies 2 ·
Solving Significant Digit Problems with Varying Order of Magnitude
- Irid
- · Replies 1 ·
What Speed Must She Run to Leave the Cart with No Horizontal Velocity?
- vladimir69
- · Replies 4 ·
Higher physics - rearranging prob
- jamespeterstu
- · Replies 2 ·
Trickey projectile motion question
- kilianod
- · Replies 1 ·
Electric field strength of wire problem
- jwoo
- · Replies 5 ·
Object 18cm in Front of Lens to Reduce Image by 2.0
- physicsdawg
- · Replies 7 ·
What Is the Initial Velocity of the Particle in This Collision Problem?
- ddphuyal
- · Replies 1 ·
Why does hydrogen gas produce a discrete line spectrum?
- learning_phys
- · Replies 12 ·
Solving String Tension for Weighted Rings
- kilianod
- · Replies 1 ·
Where Does Extra Voltage in a Step-Up Transformer Come From?
- learning_phys
- · Replies 21 ·
Conformal Transformation for Perpendicular Charged Sheets
- Morto
- · Replies 3 ·
How to Find the Final State and Probability After Measuring \(L_x^2\)?
- liorda
- · Replies 1 ·
Problem on an atwood's machine given an upward acceleration
- mnlaguerta
- · Replies 1 ·
Organ Pipe and Fundamental Frequency
- yellowgators
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Bernoulli's Equation and A Water Tank w/ Small Outlet
- yellowgators
- · Replies 2 ·
Calculating Young's Modulus with Force and Extension Measurements
- ACCC12
- · Replies 7 ·
Dynamics-Coefficients of Kinetic friction
- shakabra
- · Replies 8 ·
Eccentricity of orbit. Apogee and perigee positions and distances
- shad0w0f3vil
- · Replies 7 ·
Pascal's principle/pressure/viscosity
- ally1h
- · Replies 1 ·
Why is the sun's gravitational pull on the moon greater than the Earth's?
- btrkun
- · Replies 3 ·
How Does a Diode Affect Capacitor Voltage in an AC-DC Conversion Circuit?
- mtr
- · Replies 16 ·
A question on Newton's 3rd Law
- DiamondGeezer
- · Replies 2 ·
Proton hits infinite charged plane, find charge of plane
- aliaze1
- · Replies 1 ·
What is the Magnetic Field Inside a Tightly Wound Ring?
- mtr
- · Replies 16 ·
Time for two bodies to collide under gravity.
- marmoset
- · Replies 19 ·
How to Calculate Mass of a Wire for Measuring Wave Speed
- skiing4free
- · Replies 2 ·
How to Calculate Maximum Speed on a Banked Corner?
- shad0w0f3vil
- · Replies 11 ·
Reply quickly, quiz in a few hours, very simple magnetic field question
- WardenOfTheMint
- · Replies 1 ·
What is the Doppler shift equation for a stationary source and moving observer?
- ally1h
- · Replies 8 ·