What is the material used to manufacture the pistons of the BR500 engine? The pistons of the BR500 engine are made of aluminum alloy. The aluminum...
What is the material used to manufacture the pistons of the BR500 engine?
The pistons of the BR500 engine are made of aluminum alloy.
The aluminum alloy used in the pistons of the BR500 engine is highly resistant to heat.
a) Only afirmation I is correct.
b) Only afirmation II is correct.
c) Both afirmations are correct.
d) Both afirmations are incorrect.
The pistons of the BR500 engine are made of aluminum alloy.
The aluminum alloy used in the pistons of the BR500 engine is highly resistant to heat.
a) Only afirmation I is correct.
b) Only afirmation II is correct.
c) Both afirmations are correct.
d) Both afirmations are incorrect.
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Ed 
A alternativa correta é a letra "c) Ambas as afirmações estão corretas". A primeira afirmação informa que os pistões do motor BR500 são feitos de liga de alumínio e a segunda afirmação informa que a liga de alumínio usada nos pistões do motor BR500 é altamente resistente ao calor.
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