Chillers are used to cool which of the following:

Cooling towers are meant for conserving and reserving the water:

Forced-draft towers have ____ air-entrance velocities and ____ exit velocities.

Sidewall mounted diffusers and grilles should have a horizontal values based on the ceiling height of ______

As per ASHRAE standard, the CO2 concentration in the conditioned space should not exceed ______

Slight _______ pressure is required to be maintained in the conditioned spaces to prevent the infiltration of the outside air:

HEPA filters are used for clean rooms where dust has to be arrested down to _______:

The air throw ________ with increase in outlet air velocity and its height from the floor level:

In AHU system, the aluminum fins are coated to ________ surface tension of the condensate water droplets:

Jet type nozzles are used where the supply air from the diffuser has to travel _______ distance to the occupied zone:

Backward curved blade fans are used for ______ capacities and static pressure requirements:

In which of the following more of eddys are created which results in pressure drop when the air is passed through ducts abruptly made to pass from:

In the ducts, pressure of the air falls because of which of the following:

Frictional loss is independent to the air velocity in the duct:

Aspect ratio in the rectangular duct should be kept within _______ :