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Question

The statements concern psychrometric chart.

1. Constant relative humidity lines are uphill straight lines to the right.

2. Constant wet bulb temperature lines are downhill straight lines to the right.

3. Constant specific volume lines are downhill straight lines to the right.

4. Constant enthalpy lines are coincident with constant wet bulb temperature lines.

Which of the statements are correct?


A
2 and 3
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B
1 and 2
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C
1 and 3
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D
2 and 4
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Solution

The correct option is A 2 and 3
1. Constant wet bulb temperatue line and specific volume lines both are straight lines but different slopes.

2. Constant relative humidity lines are curved and uphill to right.

3. Constant enthalpy and constant wet bulb temperature lines have little difference in slope.

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