Problem 6-9 Answer the following questions with the below psychrometric chart and the\ information that follows.\ Space conditions:

78\\\\deg FDB

and

66\\\\deg FDB

\ Outdoor air conditions:

100\\\\deg F

DB and

75\\\\deg F

WB\ Single-zone unit supply air:

15,000cm

; Cooling

57\\\\deg F

DB and

90%

rh;\ Outdoor air:

6000cfm

\ What is the mixed air dry-bulb temperature?\ What is the mixed air wet-bulb temperature?\ What is the room sensible heat ratio?\ What is the difference between the coiling coil and cooling space loads in Btu/h?

Problem 6-9 Answer the following questions with the below psychrometric chart and the information that follows. Space conditions: 78FDB and 66F DB Outdoor air conditions: 100F DB and 75F WB Single-zone unit supply air: 15,000cfm; Cooling 57FDB and 90%rh; Outdoor air: 6000cfm 1. What is the mixed air dry-bulb temperature? 2. What is the mixed air wet-bulb temperature? 3. What is the room sensible heat ratio? 4. What is the difference between the coiling coil and cooling space loads in Btu/h