What is the 14th term of an AP whose sum of the first ten terms is 50 and the sum of the next ten terms is 250?
Answers
A gas at 298 K is shifted from a vessel of 250 cm3250 cm3 capacity to that of 1L capacity. The pressure of the gas willAccording to Charles’s law1°C1°C rise in temperature is equal to a rise ofOne atmosphere is numerically equal to approximatelyIf the refracting angle of a prism is 60°60° and minimum deviation30°30° , the angle of incidence will beOne atmosphere is numerically equal to approximatelyDispersion is the term used to describe :The critical angle for water is 48.2°48.2° . Then its refractive index isWhen a light ray suffers reflection, at the interface between air and glass, the change of phase in the reflected wave is equal toWhen a light wave travels from denser to rarer medium, its
P) velocity decreases R) wavelength increases Q) frequency remains unchanged
Duration of day time is greater than night time due toIf n(μ)=100, n(A)=50, n(B)=20 and n(A∩B)=10 then n[(A∪B)c]=