Question

what is diffusion and difference between pull and push diffusion.

Answer 1

The two promotional strategy which is applied to get the product to the target market is Push and Pull Strategy. While in Push strategy, the idea is to push the company’s product onto customers by making them aware of it, at the point of purchase. Pull strategy, relies on the notion, “to get the customers come to you”. The two types of strategies differ, in the way consumers are approached.

Answer 2

Answer:

The operating principle is that – caused by the photoelectric effect – photons striking a photocathode at the entrance window of a PMT produce electrons, which are then accelerated by a high-voltage field and multiplied in number within a chain of dynodes by the process of secondary emission.

Explanation: