Engineering and Comp Sci Homework Help Forum

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Threads

How to find Pmax when you know voltage and current?

  • Justin26
  • · Replies 6 ·
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6

Mechanics of Materials: Cross Sectional Area Problem

  • Yeeeezyy
  • · Replies 1 ·
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1

Reference point ground vs Earth-ground

  • AKJ1
  • · Replies 7 ·
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7

Buckling of beam in different direction

  • chetzread
  • · Replies 15 ·
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15

Determine Unknown Elements and Node Voltages (ECE 210)

  • Marcin H
  • · Replies 5 ·
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5

Solve Otto Cycle Problem: Heat Rejection (300 kW)

  • PauloBuzon
  • · Replies 4 ·
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4

Derivation of Hydrostatic Equations Fluids

  • jdawg
  • · Replies 12 ·
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12

A reverted compound gear train with value of 73.10+/-.01

  • yesyes
  • · Replies 2 ·
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2

Why use Ixx instead of Iyy in the shear stress formula τ=VQ/It

  • chetzread
  • · Replies 12 ·
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12

Moment of inertia in shear stress

  • chetzread
  • · Replies 6 ·
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6

Hinge reactions from wind loading on gate

  • gy122
  • · Replies 19 ·
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19

Problems with Matlab code for simulating spring motion

  • bcolson
  • · Replies 1 ·
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1

Allowable shear stress in bending

  • chetzread
  • · Replies 3 ·
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3
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2

Shear stress at different points

  • chetzread
  • · Replies 11 ·
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11

Transmission line and measuring Zo

  • TheRedDevil18
  • · Replies 15 ·
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15

CFD: 2-Dim Rayleigh-Benard problem

  • SebastianF
  • · Replies 2 ·
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2

Heat transfer and Fluid Flow Struggling Problems

  • williamcarter
  • · Replies 25 ·
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25

Heat transfer coefficient and log mean temperature in tube and shell heat exchanger

  • williamcarter
  • · Replies 19 ·
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19

Heat Transfer Pipe Problem dilemma

  • williamcarter
  • · Replies 21 ·
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21

Bernoulli equation with losses dilemma

  • williamcarter
  • · Replies 10 ·
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10

Why does the while loop condition check == 'y'?

  • chetzread
  • · Replies 2 ·
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2

Calculating braking distance of a car

  • Blocker12
  • · Replies 9 ·
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9

Why do certain terms vanish in Jackson 3.7 grounded sphere problem?

  • Pual Black
  • · Replies 1 ·
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1

Determining Δhloss for Turbulent Flow: Is it the Same?

  • williamcarter
  • · Replies 3 ·
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3

Engineering Calculating Power Distribution in Circuit

  • bpetersen
  • · Replies 1 ·
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1

How Do You Design a 12V 2A Unregulated Power Supply?

  • BigMan52
  • · Replies 4 ·
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4

Why does material elongate at the yield point without increased force?

  • foo9008
  • · Replies 8 ·
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8

How do I calculate the forces in a Truss?

  • tandennis0703
  • · Replies 7 ·
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7

Bernoulli equation with Moody chart friction factor

  • williamcarter
  • · Replies 5 ·
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5

Sign convention in Mohr's circle

  • chetzread
  • · Replies 1 ·
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1

Misinterpretation of Mohr's Circle Rotation Formula?

  • chetzread
  • · Replies 14 ·
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14

Rayleigh method Dimensional Analysis

  • williamcarter
  • · Replies 4 ·
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4

What is the Input Torque for a Gearbox with Given Parameters?

  • Jayohtwo
  • · Replies 2 ·
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2

Finding flow rate QB in three parallel pipes

  • williamcarter
  • · Replies 21 ·
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21

Shear stress at boundary of wall = 0

  • chetzread
  • · Replies 16 ·
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16

Why is the cantilever moment M anticlockwise instead of clockwise?

  • chetzread
  • · Replies 4 ·
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4

Fluid flow/heat transfer Area dilemma

  • williamcarter
  • · Replies 2 ·
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2

Finding blast radius from TNT energy using log-log plot

  • williamcarter
  • · Replies 4 ·
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4

Why is P/A equal to 83kPA at an eccentricity ratio of 1?

  • chetzread
  • · Replies 4 ·
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4

Finding points on root-locus by hand

  • Jacer2
  • · Replies 1 ·
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1

Calculate R1 and R2 given equivalent resistance

  • SuperCat
  • · Replies 4 ·
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4

Engineering How does redrawing a BJT circuit reveal parallel resistors?

  • SuperCat
  • · Replies 10 ·
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10

Thermocouple time to indicate temp

  • williamcarter
  • · Replies 27 ·
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27

Engineering Calculate R3 in Transistor Circuit

  • Harrison G
  • · Replies 4 ·
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4

Capture Cross Section for a Neutron

  • nateja
  • · Replies 1 ·
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1

Fluid mechanics formula question

  • Abigail1997
  • · Replies 2 ·
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2

Normalized Autocorrelation of two signals

  • baby_1
  • · Replies 5 ·
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5

Engineering AC circuit with a switch -- analysis

  • gruba
  • · Replies 2 ·
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2

Factory Power Demand Costs Analysis

  • Brainfrezze
  • · Replies 13 ·
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13

Is bending stress the same as normal stress in a beam?

  • chetzread
  • · Replies 6 ·
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6

Why is Va 20 volts and not 5 volts in this circuit?

  • Josh225
  • · Replies 1 ·
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1
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9

How can total enthalpy include kinetic energy if V=0 at stagnation?

  • xzibition8612
  • · Replies 1 ·
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1

Simplifying (A + C)(CAB + CAB')'

  • Jaehyun
  • · Replies 10 ·
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10
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18

Engineering How Do You Solve a Parallel Circuit Problem with Unequal Currents?

  • Peter Ke
  • · Replies 8 ·
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8

Designing a Tensile Test for an Aluminum Rod to Withstand 200kN Force

  • Elitisi Piuela
  • · Replies 3 ·
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3

Angle between principal stress and shear stress

  • chetzread
  • · Replies 2 ·
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2

What is the formula for calculating the acceleration of a water jet?

  • Mike Wazowski
  • · Replies 12 ·
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12

Engineering Effect of bypass capacitor on MOSFET amplifier circuit

  • bl965
  • · Replies 6 ·
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6
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23

Temperature change from 20°C to -20°C or -20°C to 20°C

  • chetzread
  • · Replies 9 ·
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9

Why is the direction of shear stress important in pure shear stress?

  • chetzread
  • · Replies 10 ·
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10

Understanding Critical Load Calculations for Structural Analysis

  • chetzread
  • · Replies 1 ·
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1

What are the physics/forces behind a bike pedal?

  • beterdenu
  • · Replies 16 ·
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16

Calculating Moment about a Point: Understanding FDCsin and FDCcos

  • chetzread
  • · Replies 3 ·
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3

Joint Calculation for Truss Reactions: r, m, and j in Truss Members

  • chetzread
  • · Replies 1 ·
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1

Gradient at roller and pin support

  • chetzread
  • · Replies 4 ·
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4
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8

Moment about a point in trusses

  • chetzread
  • · Replies 9 ·
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9

Fluid Flow/Heat Transfer question struggle

  • williamcarter
  • · Replies 12 ·
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12

How Do You Find Support Reactions in Structural Analysis?

  • chetzread
  • · Replies 2 ·
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2

Using finite difference to solve DE

  • jdawg
  • · Replies 3 ·
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3

Finding moments and reactions for a force couple on a fixed frame

  • gomerpyle
  • · Replies 3 ·
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3

Pathline and Streamline problem

  • Abigail1997
  • · Replies 4 ·
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4

Material balance with a reaction (chemical engineering)

  • MickeyBlue
  • · Replies 5 ·
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5

Understanding Mohr's Circle: Shear Stress and Normal Stress Interactions

  • chetzread
  • · Replies 3 ·
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3

Finding R1 and Vout in buck converter with op-amp comparator

  • Barry1234
  • · Replies 4 ·
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4
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18

Power lost due to friction in a propeller

  • Abigail1997
  • · Replies 2 ·
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2

Will an infinite impedance cause no phase shift?

  • kostoglotov
  • · Replies 6 ·
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6

Finding Internal Resistance of a Circuit

  • Josh225
  • · Replies 4 ·
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4

C data structures and algorithms - graph problem

  • username_unknown
  • · Replies 2 ·
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2

Thevenin Theorem (where does Z Thevenin fit in?)

  • Numbskull
  • · Replies 26 ·
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26

Why is the -12(9) kNm moment excluded from the beam deflection equation?

  • chetzread
  • · Replies 6 ·
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6

Engineering Determine the open circuit voltage for VL

  • Josh225
  • · Replies 10 ·
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10

Engineering Where Does the Induction Motor Torque Formula Come From?

  • Cdz
  • · Replies 1 ·
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1

Why do weaker capacitors have the the largest voltage acros

  • Buggsy GC
  • · Replies 11 ·
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11

Energy density between charged parallel plates

  • justin15501
  • · Replies 11 ·
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11

Why is shear stress maximum at the neutral axis of a beam?

  • filterwin9
  • · Replies 3 ·
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3

Why do moment formulas differ for distributed vs varying loads?

  • foo9008
  • · Replies 17 ·
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17

How Can I Solve This 2D Kinetics Problem with Time-Dependent Reactions?

  • EzequielJC
  • · Replies 1 ·
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1

Engineering Figuring Out a General Solution for RLC Series Circuit

  • brainphysics
  • · Replies 1 ·
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1

Why is current zero for some branches in my Kirchhoff's laws circuit?

  • justin15501
  • · Replies 20 ·
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20

Calculating Shear Stress in Beams: V and A Formula

  • chetzread
  • · Replies 4 ·
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4

Engineering Basic resister circuit with two batteries

  • justin15501
  • · Replies 16 ·
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16

Why does the moment only act at region B and C, not from A to C?

  • chetzread
  • · Replies 38 ·
2
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38

What does Q = Ay mean in shear stress calculations?

  • chetzread
  • · Replies 30 ·
2
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30

Torque in Wind Turbines: Calculating Power Output

  • sundaravadivel
  • · Replies 1 ·
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1