Sentence examples for it is only effective from inspiring English sources

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.

It is only effective when directed by passion and purpose.

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".

Critics of the run-and-gun game say that it is only effective in the regular season and cannot be used to win championships.

"But we believe it is only effective if you try to introduce international sanctions on as broad a base as possible".

It was heavy, which meant that it was difficult for infantry to handle effectively, and was outdated; by 1940 it was only effective at short ranges, and then only against armoured cars and light tanks.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

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

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

It's only effective moment, I thought, was the image at the end of Brown triumphantly returning to Downing Street, a prospect I imagine even some die-hard Labour supporters find it hard to get excited about.