Test # 113
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1300 questions in 130 tests. Each test contains 10 questions.
Idiom of the Day
pleased as punch
to be very pleased with oneself
I was pleased as punch when I learned about the money that I had won.
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Precautions while using Overhead Projectors
One key component of the size of an overhead projector is the lumen output from the bulb. A higher lumen projector is visible in a brightly lit room. A lower lumen projector requires dimming the room lighting to be clearly visible. The size of the stage is also another element of the size of an overhead. The stage of a projector should be adequate to hold a standard size sheet of paper, which is also the standard size of an overhead transparency.