The phrase "an active mode" is correct and usable in written English.
It can be used to describe a state or condition where something is functioning or operating actively, often in contrast to a passive state.
Example: "The device switches to an active mode when it detects motion, allowing it to conserve energy."
Alternatives: "a dynamic state" or "an engaged mode".
Bicycling is an active mode of transportation that integrates physical activity into daily life.
Mr. Holder said Thursday at a news conference that the banking-data agreement was "a vital tool, and it is important that the program be put back in an active mode as soon as we can".
Cycling, as an active mode of transportation, has well-established health benefits.
APs with TXOP will remain in an active mode; otherwise, they will remain in a silent mode.
The second type of protection, in an active mode, in addition to low conductivity, also provides heat storage.
When a sender wants to transmit a packet, at least one of its corresponding candidate forwarders should be in an active mode.
Figure 2 Plots of the total vibrational energy in a cluster versus the cluster size d c, the energy per vibrational degree of freedom, and the cumulative binomial distribution functions for one active mode (green) and a active modes (blue).
Prior to the arrival of the first Europeans on the island, Kīlauea was the site of regular explosive activity, evidenced then by tribal chants referencing the volcano's fickle nature, and today by geological records of an explosively active mode of past activity.
The most intense central peak corresponds to the first-order phonon mode, an optical active mode triply degenerated.
However, the B2u irreducible representation in D2h symmetry has a finite dipole moment along the y-direction and thus represents an optically active mode that can interact with y-polarized light.
With the advent of social watching, we're seeing an almost reciprocal interaction between a more active mode of fandom and the conspicuous improvement of television.
