Three different weights fall from a certain height under vacuum. They will take________?

In a centrifugal pump casing, the flow of water leaving the________?

Scavenging air is supplied to a two-stroke engine at a density greater than that of atmosphere. This means the engine is________?

The possible loading in various members of framed structures are________?

For reversible adiabatic process, change in entropy is________?

100% efficiency of a thermal cycle cannot be achieved because of ________?