List of top Questions asked in IIITH UGEE

Two chairs (A and B) are in an empty room overnight. Chair A is made of steel while chair B is made of wood. In the night and in the morning, the temperature of the room is 290 K. In the morning, a person chooses between Chair A and Chair B as the seat by feeling (touching) the chair and choosing one which feels warmer. 
Person chooses __ (BLANK-1) __ as it feels warmer because __ (BLANK-2)___ has __(BLANK-3)___ ___ (BLANK-4)____ than ___(BLANK-5)___ .
The velocity of the nitrogen molecule in room temperature air is:
Two liquids A and B are mixed in such a proportion that they form an ideal solution whose total vapor pressure is exactly three times that of the partial pressure of A. If \( P_A^\circ \) and \( P_B^\circ \) are the vapor pressures of pure A and B respectively, then the total vapor pressure of the solution is given by