En un cuarto en el que se guardan agentes desinfectantes inflamables volátiles, el cuarto se considera un área Clase 1, División 1:
a. hasta 5 pies (1,52 m) por debajo del techo interior e incluye el área sobre el techo falso.
b. desde 5 pies (1,52 m) sobre el nivel del piso hasta el techo interior
c. hasta 5 pies (1,52 m) sobre el nivel del piso.
d. desde el piso hasta el techo interior.
d. desde el piso hasta el techo interior.
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(a) What is the velocity at location 2?
(b) What is the kinetic-energy change 
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