Slotted arm ob oscillates about the vertical by the action of the rotating crank ca of 5-in length, where the pin a engages the slot. for a constant angular velocity of = 12 rad /sec of the crank ca, determine the angular velocity and acceleration of arm ob for the instant theta = 60o.

On a hot saturday morning while people are working inside, the air conditioner keeps the temperature inside the building at 22degreesc. at noon the air conditioner is turned off, and the people go home. the temperature outside is a constant 33degreesc for the rest of the afternoon. if the time constant for the building is 4 hr, what will be the temperature inside the building at 4 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? at 6 : 00 font size decreased by 2 upper p . font size decreased by 2 upper m .? when will the temperature inside the building reach 24degreesc? 324281