Question
Red light is used for signals because it has
–Solution
Red is the international colour of stop signs and stop lights on highways and intersections because it is scattered the least by air molecules. The effect of scattering is inversely related to the fourth power of the wavelength of a colour. Red has the highest wavelength of all the colours and is able to travel the longest distance through fog, rain, and the alike.
Which concept holds that consumers will not buy enough of organizations product unless it takes large scale selling and promotion effort?
One hectare Centimetre (1 ha cm) of water equals to
Sowing time of pea is:
What is the trade name of endosulfan?
Tillage results in
Which one the following is considered when the calculated F is greater than table F value at 5% only, the differences in treatments is?
A type of grafting in which shallow, downward and inward cut ensuring V-shape incision in lower portion of rootstock and matching cut on the scion is ma...
Which soil type promotes higher incidence of Black Scurf in Potato?
Aluminium Phosphide is used to control stored grain pest _____
Which of the following is responsible for the anthropogenic climate change phenomenon?
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