Question
Which of the following best describes the Raman
Effect?Solution
The Raman effect is the inelastic scattering of light from matter, with the scattered photons gaining or losing one quantum of energy of a vibrational mode to the material.
Find the simplified value of the given expression: (1/4) of 19 x 12 - (2/5) of 135 + 42.5 x 8 - 142
Find the simplified value of the given expression:

A clock has a cost price of Rs. 1,800. It is marked at a price that is 50% higher than the cost price and then sold after two consecutive discounts of 1...
What approximate value will come in place of the question mark (?) in the following question? (Note: You are not expected to calculate the exact value.)...
β(2x - 3) + β(2x + 3) = 3 + β3,Β then value of x is.
The average weight of certain number of students in a class is 72 kg. 8 students whose average weight is 75 kg left the class and 3 students whose avera...
'A' can complete a task in 24 days, while 'B' can finish the same task in 36 days. However, 'A' works at only 2/3 of his usual efficiency, and 'B' opera...
The diameter of the base of a right circular cone is 4.2 cm and its height is 10 cm. calculate the volume of the cone.
Rakesh travels a certain distance with a constant speed of 24 km/h such that he reaches 2 hours late. If he travelled at constant speed of 30 km/h he wo...
Present age of βPβ is 50% more than that of βQβ. 6 years ago, βPβ was twice as old as βQβ. What is the present age of βQβ?
...