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Q. Why does sun seems flat during sunrise and sunset?
Answer:-
The sun rays have to move through a larger atmospheric distance. The majority of the blue light and shorter wave lengths are removed by scattering. Merely red colour which is least scattered is received by our eyes as well as appear to come from sun. Therefore the appearance of sun at sunset or sunrise looks almost flat.
a body of mass M is acted upon by a force F and the acceleration produced is a.if three forces each equal to F and inclined to each other at 120degrees act on the same body,the acc
COMPARATOR EQUATION USED TO DETERMINE THE CONCENTRATION OF ELEMENTS
A radiation of 500nm is incident on a metal surface whose work function is 3ev.why do we not observe the phenomenon of photoelecric effect? Ans) we do not observe the phenomenon
Assume a new planet was discovered to orbit the Sun with a period 5 times that of Pluto. Using the data, measure the average distance from the Sun for this new planet.
Copper is completely miscible with (A) Nickel. (B) Gold. (C) Hydrogen. (D) Lead. Ans: Copper is completely miscible with gold.
How do we experimentally know that MOSEFT device is working?
A circuit having of a 10μF capacitor connected in series with a 25 k resistor with a switchable 100V d.c. supply. When the supply is connected, calculate (a) The time constant,
The Saturated calomel electrode (SCE) is a reference electrode based on the reaction among elemental mercury & mercury (I) chloride. The aqueous phase in contact with the mercury a
why one side of glass has been coated with silver..?
Displacement: - The modification in position of a body in a particular direction is called as displacement. It is a vector function and its unit in SI system is meter. Distanc
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