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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Object rolling off 13 m cliff and officer jumping between buildings
- sens_freak_18
- · Replies 6 ·
Is an analogus function useful for proving sequence monotonicity?
- DivGradCurl
- · Replies 5 ·
Finding period and amplitude from max acceleration and speed in SHM
- imbecile
- · Replies 8 ·
How High Will the Passenger Be When the Camera Reaches Her?
- mikep
- · Replies 2 ·
Which function is not one-to-one?
- UrbanXrisis
- · Replies 4 ·
What Is the Angle of Elevation for a 1.00-Meter Track with 1.86 cm Blocks?
- dg_5021
- · Replies 2 ·
Calculating River Flow Using Reference Frames
- quick
- · Replies 5 ·
How Do You Draw a Vector Diagram for an Airplane Adjusting for Wind?
- krypt0nite
- · Replies 3 ·
Solving Cone Volume Change with Chain Rule
- Monsu
- · Replies 2 ·
Linear Equations with Intersecting Lines: Solving for Unknowns
- bob4000
- · Replies 2 ·
Finding Fourier Transform for x(t): A Math Student's Query
- cepheid
- · Replies 3 ·
How Fast is the Triangle's Area Changing When the Board is 9 Feet from the Wall?
- buffgilville
- · Replies 2 ·
Forces, magnitude and acceleration
- Angeluzmaia
- · Replies 3 ·
What is the Maximum Reaction Time to Avoid Hitting a Deer?
- UrbanXrisis
- · Replies 4 ·
Average speed and velocity for round trip walk
- tangldupinBlue
- · Replies 2 ·
Quiky question before my test tommorow morning
- EasyStyle4747
- · Replies 2 ·
Bullet motion in rifle barrel with v=-5.0×10⁷t²+3.0×10⁵t
- UrbanXrisis
- · Replies 16 ·
Basketball launched at 45° to reach basket 4m away and 0.8m high
- mad
- · Replies 9 ·
Can You Calculate the Time Needed for a Model Rocket to Pass Through a Hoop?
- quick
- · Replies 6 ·
How Is the Third Answer Calculated in This Lawn Mower Physics Problem?
- justinbaker
- · Replies 2 ·
Model rocket launched at 50 m/s with constant acceleration to 150 m
- Egyptian Mafia
- · Replies 4 ·
Solving a Physics Puzzle: Average Acceleration of a Tennis Ball
- TheDividedSky
- · Replies 2 ·
Calculating Wind Speed Needed To Keep Hailstones Aloft
- ScienceGirl502
- · Replies 13 ·
Calculating Forces on a Crate on a Frictionless Ramp
- 1stcool
- · Replies 4 ·
Can an Object Have Negative Position and Positive Velocity?
- star223
- · Replies 9 ·
Finding the limit of (n² + n - 1)/(3n² + 1) and its remainder form
- courtrigrad
- · Replies 2 ·
Tension and motion in two multi-mass pulley systems
- HobieDude16
- · Replies 12 ·
Standing Vertical Jump physics problem
- Whatupdoc
- · Replies 2 ·
Force of 3 Boxes: Acceleration of System (m1,m2,m3)
- strugglin-physics
- · Replies 3 ·
Normal forces on inclined plane
- GingerBread27
- · Replies 2 ·
Find the 7th State of Matter for Extra Credit
- joe4224
- · Replies 9 ·
9th grade physics-just a little trouble
- star223
- · Replies 11 ·
Current in a hydrogen discharge with electrons and protons
- saltrock
- · Replies 4 ·
Scale Readings in Accelerating Elevators: Calculations and Analysis
- Soaring Crane
- · Replies 4 ·
How Much Force is Needed to Stop a 1520kg Car in 57.5 Meters?
- BlackMamba
- · Replies 2 ·
Time at constant speed for car accelerating 200m then cruising 160m
- mad
- · Replies 10 ·
Particle Resting On An Accelerating Inclined Plane Problem
- NoPhysicsGenius
- · Replies 2 ·
Calculate Maximum Force Acting on 24 kg Mass
- strugglin-physics
- · Replies 2 ·
Friction-less wedge physics problem
- holyko
- · Replies 4 ·
Epsilon-delta proof of lim(1/x)=1/c for c≠0
- haribol
- · Replies 3 ·
Uniform Circualr Motion with Projectile Motion problem (Extremely confusing):
- VinnyCee
- · Replies 4 ·
Finding the angle between two planes using normal vectors
- moca915
- · Replies 4 ·
What is the projectiles time of flight?
- Format
- · Replies 11 ·
Mean Value Theorem and electrostatic potential
- Hypnotoad
- · Replies 2 ·
Stone and pebble thrown from 20 m bridge with 12 m/s
- Faiza
- · Replies 2 ·
2 simple oscilliation problems.
- physicszman
- · Replies 2 ·
Maximum amplitude before block loses contact, spring pulse speed, earthquake detection
- thunderfvck
- · Replies 2 ·
Forces on a block held by a horizontal string on a frictionless incline
- Faiza
- · Replies 3 ·
Engine Performance(Finding Power)
- austin zitro
- · Replies 3 ·
Generalized formula for factoring X^n-Y^n
- Jacob Chestnut
- · Replies 5 ·
Particle position and acceleration from velocity at two times
- motionman04
- · Replies 17 ·
Solving Initial Differential Question: Finding General Solution for y
- fresh
- · Replies 2 ·
Finding Amplitude of Air Vibration from Frequency and Intensity
- falcon0311
- · Replies 4 ·
Solving Exponent Laws: (p^2q+ pq^3)^3 / p^3q^4
- majinknight
- · Replies 3 ·
Probability Distribution and Constants
- Rachael_Victoria
- · Replies 3 ·
Find the value of Electric potential
- ACLerok
- · Replies 5 ·
Horizontal force to displace a hanging chandelier 0.100 m
- strugglin-physics
- · Replies 3 ·
Raising the Window Washer: A Trickier Problem Than It Looks
- SnowOwl18
- · Replies 4 ·
Proving Altitude Sum Inequality in a Triangle
- nolachrymose
- · Replies 6 ·
Helicopter at constant velocity with tilted lift force
- BlackMamba
- · Replies 3 ·
How Fast Must a Limo Travel Near Light Speed to Appear Shorter?
- jwoosley
- · Replies 4 ·
When to use -9.8 or +9.8 for gravitational acceleration?
- saiyajin822
- · Replies 8 ·
How Does Acceleration Direction Affect Object Motion?
- Faiza
- · Replies 5 ·
If initial velocity is zero but acceleration is not zero, what is the motion like?
- Faiza
- · Replies 11 ·
Variance of 36 standard dice rolls
- Haatajajunk
- · Replies 2 ·
How Much Force is Needed to Displace a Chandelier Sideways?
- strugglin-physics
- · Replies 2 ·
Helicopter Lift Force Calculation
- strugglin-physics
- · Replies 8 ·
Why doesn't a heavier mass fall faster than a lighter mass?
- Soaring Crane
- · Replies 11 ·
How can dimensional analysis help with solving physics homework questions?
- Faiza
- · Replies 13 ·
How can you determine the velocity of a stone thrown from a bridge into a river?
- Faiza
- · Replies 18 ·
Solve Race Car G Problem: How Many G's?
- strugglin-physics
- · Replies 3 ·
What should its speed be relative to the ground?
- AHuds0n
- · Replies 4 ·
Solve for K for Continuity of f(2) at @=0
- Hygelac
- · Replies 3 ·
Finding initial and final n for hydrogen absorbing 4055nm light
- needhelpperson
- · Replies 11 ·
Can an object have a negative acceleration and be speeding up?
- Faiza
- · Replies 11 ·
Calculating Thermal Energy Supplied by Heater in 30.0s - Kilo-joules
- questionmaster
- · Replies 2 ·
Two balls thrown at each other from a building
- saiyajin822
- · Replies 8 ·
Understanding Energy and Momentum in Quantum Mechanics
- AKG
- · Replies 7 ·
Position, Velocity, and Acceleration of a Golf Ball at t = 1.20 s
- ramin86
- · Replies 4 ·
Where to find kinematics and 2D motion practice problems
- Shay10825
- · Replies 2 ·
Find the velocity as it reaches the water
- Faiza
- · Replies 5 ·
Forces on Particle, Find Third Force?
- GingerBread27
- · Replies 24 ·
Questioning the Limit of Sin x/|x| as x Approaches 0
- xargon
- · Replies 2 ·
Solving the Unequal Displacement of Balls Problem
- Lilly
- · Replies 3 ·
Work, power, and kinetic energy
- PhysicPsychic
- · Replies 3 ·
Ratio of areas in parallelogram with intersecting diagonals
- dekoi
- · Replies 5 ·
What is the Speed of a Bowling Ball Hitting Pins at the End of a 16.5 m Lane?
- Strelka
- · Replies 2 ·
How Do You Calculate the Pulling Force on a Crate for Zero Net Work?
- rocky811
- · Replies 2 ·
How Can We Solve 2^m = 3^n + 5 for Non-Negative m and n?
- PrudensOptimus
- · Replies 6 ·
Find a model of plutonium. a bohr model
- vandamme
- · Replies 3 ·
How to Prove This Complex Inequality Involving Absolute Values?
- saint_n
- · Replies 3 ·
Problem proving tension in string
- Dracovich
- · Replies 7 ·
Solve Heating Water Problem: 100-W Electric Heater
- SpatialVacancy
- · Replies 3 ·
How Does Acceleration Change with Angle for a Horizontally Moving Bar?
- AronH
- · Replies 2 ·
How Long Does It Take for a Dart to Reach the Board from 1.9m?
- faisal
- · Replies 3 ·
How Can I Group Dots and Filter Mismatched Bits in Data Arrays?
- kronecker
- · Replies 2 ·
How long does a brick take to pass a window 20 m below a rooftop?
- saiyajin822
- · Replies 6 ·
Calculating PE and Initial Speed for Colliding Alpha Particles
- pulser45
- · Replies 2 ·
Limit of f(x): As x Approaches 3
- buffgilville
- · Replies 2 ·
Calculating Recursive Derivatives at Point x=0
- Monsu
- · Replies 4 ·