Question

2.the weight of an iron pipe varies directly with its length. if 8 feet of an iron pipe weighs 3.2 kg,find the proportionality constant k and determine the weight of a 36 feet iron pipe

Answer 1

Step-by-step explanation:

8 FEET-3.2KG ; 36 FEET-XKG( LET WEIGHT OF 36 FEET IRON PIPE BE X).THEREFORE X=(36×3.2)/8=14.4KG. PROPOTIONALITY CONSTANT K=3.2/8=0.4 HOPE THIS WILL HELP YOU.PLEASE GIVE ME ❤.AND RATE THIS ANSWER.AND FOLLOW ME IF YOU WISH.AND ALSO COMMENT IF YOU CAN.

Answer 2

Answer:

Step-by-step explanation:

w inversely proportional to l

W=kl

3.2kg when 1=8feet

3.2=k*8

K=[3.2/8]

K=0.4

W=0.4l

When l=36 feet

W=0.4*36

=14.4kg