(4) An object experiences a net force to the right that gives it an acceleration of 2.0 m/s2 . If the net force is doubled then the new acceleration of the object will be .

Three-phase, 4-wire panelboards are usually constructed with an even number ofspaces available for each phase; thus, the total number of spaces would be in incre-ments of 6, such as 12, 18, 24, 30, 36, or 42. how many spaces would be available forthe later addition of circuit breakers in panelboard p-1 after the panelboard has been equipped as scheduled?