Engineering Materials Iron-carbon alloys containing carbon ________ 4.3% are known as hyper-eutectic cast irons. None of these More than Less than Equal to None of these More than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cast steel Hot rolled steel Cold rolled steel Forged steel Cast steel Hot rolled steel Cold rolled steel Forged steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The toughness of a material __________ when it is heated. Remain same Decreases Increases None of these Remain same Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will Decrease First increase and then decrease Increase Remain same Decrease First increase and then decrease Increase Remain same ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Beryllium bronze contains 80% copper and 20% beryllium 97.75% copper and 2.25% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium 80% copper and 20% beryllium 97.75% copper and 2.25% beryllium 99% copper and 1% beryllium 60% copper and 40% beryllium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
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