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More Physics Questions
Given below are two statements, one labelled as Assertion (A) and other labelled as Reason (R). Assertion (A): A diamond sparkles more than a glass imitation cut to the same shape. Reason (R): The refractive index of diamond is less than that of glass. In the context of the above two statements, which one of the following is correct?
Which of these is not a simple machine?
A wire bound standard resistor uses manganin or constantan. It is because
The ability of a medium to reflect light is also expressed by its . . . . . . . .
The three famous law of Kepler is related to