The wave number of the light emitted by a certain source is 2 x 108m-'. The wavelength of this light will be (a) 500 nm (b) 500 m (d) 5 x 10 m (c) 200 nm

answer

procedural programming, object-oriented programming

explanation

procedural programming is a type of computer programming language that specifies a series of well structured steps and procedures   within its development period of time. it contains a systematic order of statements, functions and commands to complete a computational task or program. it is centered on creating procedures. while object oriented programming is a programming language that is centered on creating objects rather that actions and data rather than logic.. it has four principles which are inheritance, polymorphism, abstraction and encapsulation

the maxium height is 34m/s

3. dark matter

empty space could also be a simple vacuum