Sentence examples for it was only effective from inspiring English sources

The pledge was more effective among 16-year-olds than 18-year-olds; there was no entirely conclusive evidence about its effectiveness among 15-year-olds; and it was only effective among those surveyed so long as less than 30percentt of their classmates took it.

It was heavy, which meant that it was difficult for infantry to handle effectively, and was outdated; by 1940 it was only effective at short ranges, and then only against armoured cars and light tanks.

He said the UN had played a vital role in Libya but it was only effective when nation states were prepared to enforce its wishes.

It was only effective when people were genuinely interested in learning from the contacts they sought out.

Despite the fearsome reputation of the latter, it was only effective under certain circumstances, and not the decisive anti-ship weapon that the ram had been in the hands of experienced crews.

One disadvantage of the phalanx was that it was only effective when fighting in large, open spaces, which left the Romans at a disadvantage when fighting in the hilly terrain of central Italian peninsula.

Titanium dioxide is currently used as a photocatalyst, due to its semiconductive nature, however its relatively high band gap means that it is only effective when exposed to UV light.

"But it's only effective if you recover fully".

But, like all wartime propaganda, it is only effective if it plausibly describes reality.

"Democracy," he said, "means government by discussion, but it is only effective if you can stop people talking".

It's only effective when there's widespread public knowledge of the facility to opt-out, as in the do-not-call registry".