MechOneSecA-2

Question 1

Frame Types

Answer 1

Jib and Tie
Engine Block
Roof Hang
Gantry
Wall Bracket

Question 2

Jib and Tie 1

Answer 2

Convert Values
Spot Baseline
Draw in horozontals -------
Draw Triangle nose to tail
Spot 90DEG Rule
        180DEG Rule
        Duplicate Angles
        Z Rule

Question 3

Jib and Tie 2

Answer 3

Label Everything
A = Angle
a = Length
Calculate each Strut
Trig .Sine ,Cosine Rules

Question 4

Roof Hang Problem 1

Answer 4

Convert Values
Spot Baseline
Spot x&y lengths
Draw in x&y Triangles
Draw in horozontals -------
Extend out Burn Triangle nose to tail

Question 5

Roof Hang Problem 2

Answer 5

Values down the side
Label Everything
A = Angle
a = Length
x&y = Breakdowns
Spot 90DEG Rule
        180DEG Rule
        Duplicate Angles
        Z Rule

Question 6

Roof Hang Problem 3

Answer 6

Calculate each Strut and derivitive
Trig .Sine ,Cosine Rules
Burn and return ,Burn Triangle
Finish Solving

Question 7

Roof Hang Problem 4

Answer 7

Proof
(R1^y+R2^y) - mg = 0
R1^x+R2^x = 0

Question 8

Lever Problem Problem 1

Answer 8

Draw Beam
Draw Fulcrim (line goes high)
Draw Load Arrow + W
Draw Dload (Fulcrim to Load)
Draw Effort Arrow + P
Draw Deffort (Fulcrim to Load)

Question 9

Lever Problem Problem 2

Answer 9

Add Known Values
Apply WDload = PDeffort
Reaarange and Solve

Question 10

Clamp Problem Problem 1

Answer 10

Convert Values
Designate Axis & Effort
Redraw Clamp
Fulcrim = Packing = Long Line
Load = Clamp = W
Effort = Workpiece = P
Draw Deffort (from fulcrim)
Draw Dload (from fulcrim)
Label

Question 11

Clamp Problem Problem 2

Answer 11

Calculate VR Deffort/Dload
VR = MA
MA = Load(W) / Effort(P)
Rearrange and Solve