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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How to combine 6N and 8N forces to get resultants of 14N, 2N, and 10N
- Crusaderking1
- · Replies 7 ·
Optics - Finding the height of a mirror
- Xyius
- · Replies 5 ·
Question on the equation for the period of a pendulum
- channel1
- · Replies 12 ·
How Do You Calculate the Stopping Distance After a Collision?
- Xinyee
- · Replies 1 ·
Pressure formula for a two-phase mixture
- TyErd
- · Replies 2 ·
Electrical Circuits - Find the power and Voltage
- VitaX
- · Replies 3 ·
Average and instantaneous velocity(Orginal right?)
- Crusaderking1
- · Replies 5 ·
What multiplicative factor does speed and wavelength change by?
- Emmanuel0
- · Replies 5 ·
Understanding Axial Force in Spring System
- James.L
- · Replies 8 ·
Frequency of oscillating electric dipole in uniform field without using diff eq
- DocZaius
- · Replies 3 ·
Derivation of the average translational kinetic energy of a molecule
- NeuronalMan
- · Replies 1 ·
Does hooke's law account for the force of friction on a horizontal spring?
- joej24
- · Replies 3 ·
Charge density in a resistor issue
- oronanschel
- · Replies 8 ·
Plotting a Radial Probability Function
- Jimmy25
- · Replies 11 ·
Electric Charge given two forces and distance
- PLHS54
- · Replies 1 ·
Why Does Setting the Derivative to Zero Find the Max Range in Projectile Motion?
- leitz
- · Replies 6 ·
Calculating Depth of Mercury Column at Higher Temperature
- Beva@371
- · Replies 4 ·
Diffraction grating angular separation
- charlesh
- · Replies 2 ·
Calculating Time for a Locomotive to Reach 33 m/s from 1.7 m/s2
- jswen92
- · Replies 11 ·
What Are the Dimensions of Tension and Linear Mass Density?
- lab-rat
- · Replies 1 ·
Given the ionization energy, find the number of protons
- Quantum Mind
- · Replies 7 ·
What Determines the Velocity Extremes in Projectile Motion?
- kamalpreet122
- · Replies 3 ·
What are the values of a and b in this vector equation?
- renncat2
- · Replies 4 ·
Finding a vector from the origin to a point on a line between two position vectors
- aigerimzh
- · Replies 3 ·
Find the dimensions of surface tension
- lab-rat
- · Replies 5 ·
Proprtionality Statement Graphing Procedures
- nivekov123
- · Replies 2 ·
Testing Wave Properties in a School Lab: Longitudinal or Transverse?
- Nyalie1694XX
- · Replies 3 ·
Converted the 110W (j/s) into kWh
- TyErd
- · Replies 3 ·
How to calculate turbine and generator efficiency from power data
- TyErd
- · Replies 8 ·
Derive time-dependent current for circuit
- 0specificity
- · Replies 2 ·
Vector Component Words Problem,
- thaolieu
- · Replies 3 ·
Electric charge/Colombs law problems
- RandellK02
- · Replies 1 ·
Will the Barometer level change?
- Kyoma
- · Replies 1 ·
Required acceleration for takeoff
- J-Girl
- · Replies 6 ·
Vector Problem - is this even solvable?
- The_Chromer
- · Replies 12 ·
When Will the Package Hit the Ground?
- ATranPV
- · Replies 1 ·
Intro Physics Question: Avoiding Collision on NY State Thruway at 106.8 km/hr
- sabresfan2000
- · Replies 2 ·
Kinematics in one dimention, where do two balls meet?
- feihong47
- · Replies 8 ·
Electric field at center of square with different corner charges
- format1998
- · Replies 14 ·
Does the Moment of Inertia Change When a Gyroscope is Lifted?
- Daniiel
- · Replies 2 ·
Few Vector Addition questions, Not sure if correct
- Elysian
- · Replies 6 ·
Force acting upon three supports
- Xyius
- · Replies 15 ·
Solving the Displacement of a Catapulted Stone
- rover_dude
- · Replies 3 ·
Why Does Lenz's Law Induce a Clockwise Current When a Bar Moves Right?
- Misscynical
- · Replies 2 ·
Projectile motion: finding angle
- shoust00
- · Replies 1 ·
Double-slit fringe width with de Broglie wavelength
- v_pino
- · Replies 7 ·
Does Spilled Mercury Exceed EPA Air Quality Limits in the Lab?
- knottlena
- · Replies 5 ·
Why is the net force marked wrong when I add the components?
- 1MileCrash
- · Replies 8 ·
A simple physics problem [frame of reference]
- caspernorth
- · Replies 1 ·
The relationship between K.E and Momentum
- AllenHe
- · Replies 1 ·
Vector Projections: Same Projection onto XY Plane?
- waters
- · Replies 2 ·
Volume of compressed air question.
- Flint
- · Replies 8 ·
Average velocity for a run west then east
- ixerr
- · Replies 1 ·
Is Pressure a Scalar Despite Acting in All Directions?
- AllenHe
- · Replies 1 ·
Airplane Velocity: Calculating Speed and Heading
- anuurcc
- · Replies 1 ·
Relative Velocity-Boat Problem and Minimization
- gbean
- · Replies 22 ·
Maximum height on Rhea with increased velocity
- nvrslep303
- · Replies 10 ·
Average speed for 100 mi trip with two different speeds
- ixerr
- · Replies 1 ·
Calculating the ripple factor from oscilloscope
- shyta
- · Replies 4 ·
Approximate uncertainty in area of circle
- chops369
- · Replies 3 ·
Choosing a research question for IB physics extended essay on non-Newtonian fluids
- Synxervious
- · Replies 7 ·
Moment of Inertia for Rotational Kinematics
- alco19357
- · Replies 2 ·
How much does a car's disk breaks heat up when,
- Northener
- · Replies 1 ·
Question on speed and velocity
- koshal303
- · Replies 2 ·
COnstant acceleration - stone in a well
- mstud
- · Replies 5 ·
Compute the velocity of a free-falling parachutist using Euler's method
- thornear
- · Replies 3 ·
Average velocity just simply be the average speed
- J-Girl
- · Replies 3 ·
Newtons law of motion questions
- tyrantboy
- · Replies 24 ·
SHM - Finding Distance and Direction of Oscillating Particles
- LandOfStandar
- · Replies 3 ·
College Physics II Charge/ Coulombs Law
- kilroyjr
- · Replies 4 ·
Estimating Car Speed from Skid Marks
- nordqvist11
- · Replies 3 ·
How does initial height affect bungee jumper distance and bounce count?
- young_asianpr
- · Replies 4 ·
How to calculate weight of object swinging a radius?
- dishguy55
- · Replies 3 ·
At what time do two particles meet: factoring a polynomial.
- DavidAp
- · Replies 2 ·
Unknown Charge and Electric Field in a Right Triangle
- kerbyjonsonjr
- · Replies 1 ·
How can I solve dimensional analysis problems involving exponents and constants?
- nilesthebrave
- · Replies 1 ·
Charge density in coaxial cylinders with hollow center
- pyroknife
- · Replies 1 ·
Trouble rearranging this equation
- Deceit
- · Replies 2 ·
Acceleration Problem: Solving for Constant Acceleration with Kinematic Equations
- nordqvist11
- · Replies 4 ·
Masses Over Pulley: Finding Acceleration and Tension
- benny74
- · Replies 1 ·
Kinematics question - elevator problem
- drg1233
- · Replies 1 ·
Solenoid's effect on a nearby iron ring
- serverxeon
- · Replies 2 ·
How Does Displacement Affect Final Velocity in Constant Acceleration?
- kayjaydee
- · Replies 2 ·
Rocket acceleration/time problem?
- patton_223
- · Replies 1 ·
How far must the quarterback throw the ball?
- Crusaderking1
- · Replies 3 ·
Calculating Launch Speed and Time Interval in Projectile Motion
- kman2027
- · Replies 10 ·
Catching a glass falling to the ground
- AirForceOne
- · Replies 4 ·
What does 'Explain Quantitatively' Mean?
- superg33k
- · Replies 2 ·
Solving a 3D Statics Problem: Identifying Unknown Angles in a Free Body Diagram
- VitaX
- · Replies 2 ·
How Far Does the Ball Travel Horizontally Before Bouncing?
- kman2027
- · Replies 9 ·
Centripetal force + uncertainty
- Wa1337
- · Replies 7 ·
Solving Relative Velocity River Crossing Problem
- megkirch
- · Replies 8 ·
Finding tension and vertical force component for horizontal flagpole
- thoradicus
- · Replies 1 ·
Rocket with constant acceleration - am i right or not ?
- mstud
- · Replies 5 ·
Three equal charges are situated at the vertex of an equilateral
- Telemachus
- · Replies 4 ·
Having trouble with some simple physics.
- mynameistessa
- · Replies 2 ·
Thermodynamics Calorimetry Equilibrium Problem
- Calcfrenzy
- · Replies 6 ·
Drift current calculation drift verlocity not given
- integrash
- · Replies 2 ·
Converting room area and volume to different units
- mynameistessa
- · Replies 1 ·
Finding satellite orbital height from gravitational field strength
- smiley1121
- · Replies 3 ·