Amplitude is the maximum displacement-I.e. the distance from the peak of the wave to its middle (generally zero) Frequency is the number of oscillations (complete wavelengt â¦ hs) per second.
You know the roof is bad if shingles are missing or obviously damaged, or when water stains the ceiling or walls. The goal is to find the leak before the entire roof goes bad. Identifying the true location of roof leaks in the attic.If you have an attic, the easiest way to spot the leak is to up there on a rainy day.Water will reflect light, so bring a flashlight along.Once you locate the source of the water, mark the area.dentifying the true location of roof leaks in the attic. If you have an attic, the easiest way to spot the leak is to up there on a rainy day. Water will reflect light, so bring a flashlight along. Once you locate the source of the water, mark the area.
Flat roof reality check: leaks are an inevitable outcome for 99% of flat roofs in service today. If you have a flat roof, chances are that it is already leaking or will begin to leak soon, even if your roof is fairly new and was installed within the last 5-10 years.hen your roof starts leaking, repair is the first option that comes to mind. In this situation, you begin to think about the costs of repair, and ways to minimize them. Depending on the severity of the leak, this cost may be just a few hundred dollars, or a few thousand dollars.