What is the effect of using two converging lenses in one optical instrument?
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A color made from the addition of two primary colors is called:
Why is diamond cut to make if brilliant ?
how help physics in bank
when taken to the top of a mountain, a clock will go fast or go slow or no change or stop ?
State 'law of machines'?
The lowest frequency that determines the pitch of a musical note is most commonly called the?
A truck travels 420 m. Each tire on the truck has a diameter of 42 cm. If one revolution of a tire is equal to 2? Times the radius of the tire (in meters), which of the following equations shows how many revolutions each tire makes as the distance is traveled?
What is loudness of sound?
in rubber and steel which elastic is greater and why?
Explain the difference between isolation transformers and step up or step down transformer?
What is a galvanometer?
Explain the Thermometers’ ?