What is the objective of the laboratory practice described in the text? a) To determine the maximum power that a chain and sprocket system can with...
What is the objective of the laboratory practice described in the text?
a) To determine the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 and 38 teeth sprockets.
b) To test different motors with different nominal powers and determine experimentally the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 and 38 teeth sprockets.
c) To calculate the factor of safety of a chain and sprocket system for a useful life of 50000 hours with 19 and 38 teeth sprockets using the finite element method.
d) To determine the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 teeth sprockets.
a) Only a
b) Only b
c) Only c
d) Only b and c
a) To determine the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 and 38 teeth sprockets.
b) To test different motors with different nominal powers and determine experimentally the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 and 38 teeth sprockets.
c) To calculate the factor of safety of a chain and sprocket system for a useful life of 50000 hours with 19 and 38 teeth sprockets using the finite element method.
d) To determine the maximum power that a chain and sprocket system can withstand for a useful life of 50000 hours with 19 teeth sprockets.
a) Only a
b) Only b
c) Only c
d) Only b and c
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Ed 
O objetivo da prática laboratorial descrita no texto é determinar experimentalmente a potência máxima que um sistema de corrente e engrenagem pode suportar para uma vida útil de 50000 horas com engrenagens de 19 e 38 dentes, testando diferentes motores com diferentes potências nominais. Portanto, a alternativa correta é a letra b) Apenas b.
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