the cable of a hoist has a cross-section of 80 mm2. the hoist is used to lift a crate weighing 500 kg. what is the stress in the

Question

3 years ago

9

the cable of a hoist has a cross-section of 80 mm2. the hoist is used to lift a crate weighing 500 kg. what is the stress in the

cable? the free length of the cable is 3 m. how much will it extend if it is made of steel (modulus 200 gpa)?howmuchifitismadeofpolypropylene,pp(modulus1.2 gpa)?

Mathematics

1 answer:

Daniel [21] · Answer 1 · 2022-05-29T12:53:14+03:00

Daniel [21]3 years ago

3 0

Answer:

stress on the cable is 61.312mpa

If steel is used, extension will be 0.91968mm

If polypropylene is used, extension will be 0.1532mm

Step-by-step explanation: detailed explanation and calculation is shown in the image below