A new product passes through set of stages known as product life cycle. Product life cycle applies to both brand and category of products. Its time period vary from product to product.
The definition of a whine is a high-pitched sound. An example of a whine is the sound a balloon makes as it deflates. To whine is to complain or make a high-pitched sound. An example of to whine is to get upset when you canât find a good parking space. An example of to whine is to make a sound of complaint using your nose. whine.
Coil whine is mechanical resonance of the coil with the frequency of the signal passing through it. Physically, a coil is just loops of wire, sometimes with a core other than air. If the frequency of the signal is in resonance with the physical wires of the coil, the coil may vibrate.