Processing math: 100%
Home / Aptitude Tests / Physics / Dry Day 1 - 30°...

Dry
Day 1 - 30°C | Day 2 - 29°C | Day 3 - 2...

Dry
Day 1 - 30°C | Day 2 - 29°C | Day 3 - 25°C

Wet
Day 1 - 22°C | Day 2 - 22°C | Day 3 - 21°C

The reading above are for three consecutive days from a wet and dry bulb hygrometer. It can be concluded that the relative humidity for the three days

A.

decreased steadily

B.

remained unchanged

C.

increased steadily

D.

was least on Day 1

Correct answer is C

  1 2 3
Dry 30°C 29°C 25°C
Wet 22°C 22°C

21°C 

Diff

8°C 7°C 4°C

RelativeHumidity1temp

Hence, the relative humidity increases steadily