A small bulb is placed at the principal focus of a convex lens. When t

1.	A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce
Answer» Answer: A small electric BULB is PLACED at the focus of a convex lens. It will PRODUCE a parallel beam of light and no image will be FORMED when the object is placed at the focus of a convex lens. thanks DENA mat bulna

A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce

Answer»

Answer:

A small electric BULB is PLACED at the focus of a convex lens. It will PRODUCE a parallel beam of light and no image will be FORMED when the object is placed at the focus of a convex lens.

thanks DENA mat bulna

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A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce​

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A small bulb is placed at the principal focus of a convex lens. When the bulb is switched on, the lens will produce