To determine the diameter and unit weight of metallic bar.

OBJECT: TO DETERMINE THE DIAMETER AND UNIT WEIGHT OF THE METALLIC BAR.

APPARATUS:

• Vernier Calliper
• Tape
• Field Book

THEORY:

1. DIAMETER OF STEEL BAR
   

1. UNIT WEIGHT OF STEEL BAR
   

METHODOLOGY:

OBSERVATIONS:

• Diameter of Steel bar = ____________ mm = ____________inches
  
• # ___________________ bar
  
• Length of Steel bar = _____________ meter
  
• Weight of Steel bar = _________ kg
  
• Unit Weight of Steel bar = _________ kg/m³
  

1. Derive the following formula and check its credibility.

𝑤𝑡. = (𝑑2 / 162.2) × 𝑙 ( 𝑘𝑔 / 𝑚 )

RESULTS: