Trusses

Which definition BEST fits a 'Truss'

• A bridge made from beams joined into triangular members

• A structure comprised of members joined at their ends by friction pins

• A structure comprised of members joined at their ends by friction-free pins

• A structure comprised of beams joined in triangles, spanning between 2 supports

Which source of loads are ALWAYS acting on a truss?

• Dead

• Live

• Environmental

• Extreme

Determine the magnitude of the Reaction at the Non-Roller support

• 6kN

• 8kN

• 10kN

• 20kN

Tags

NGSS.HS-PS2-1

Determine the direction of the Reaction at the Pin support

• Vertically Up

• Up and to the Left

• Up and to the Right

• Vertically Down

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

What is the magnitude of the force in member AB?

• 2.75 kN

• 4.8 kN

• 6.4 kN

• 11 kN

Tags

NGSS.HS-PS2-1

Identify ALL zero force members

• BG

• CF

• CG

• DF

• GF

Tags

NGSS.HS-PS2-4

Where have you seen truss in real life?

• Mobile tower

• Electricity Transmission tower

• both

• I have not seen yet

Is truss two force member?

• yes

• no

How many methods are there to solve a truss

• 3

• 4

• 5

• 2

Tags

NGSS.HS-ETS1-3

What is the value of Member FC?

• 50 KN

• -50 KN

• 0

• 30 KN

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3