Steel ball bearings of 12 mm diameter are annealed by heating to 1150 K and then cooling to 400 K in air at 325 K. For a convective heat transfer coefficient of 20 W/mK determine the time required to cool the ball bearings.
What will be an ideal response?
Language Arts & World Languages
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Blondie learned at the Police Academy never to alter evidence to arrest or
convict innocent people. Indicate whether the statement is true or false
Language Arts & World Languages
Wayne attributes his success to the positive home life provided by his parents
A) believes B) marks C) credits D) portrays
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Economics ____ is a tough class, but I learned a great deal of practical information
a. is b. are
Language Arts & World Languages
While making plans for vacation, the phone in the den rang
a) The phone in the den rang while making plans for vacation. b) While the family was making plans for vacation, the phone rang. c) The phone rang while making plans for vacation in the den. d) In the den, the phone rang while making plans for vacation.
Language Arts & World Languages