The ratio between the index of secondary compression CÎ± and the compression index Cc is approximately constant for most of the normally consolidated clays for load typical in engineering practice.
When your heart's rate is too rapid, it may not effectively pump blood to the rest of your body, depriving your organs and tissues of oxygen. This can cause these tachycardia-related signs and symptoms: 1  Dizziness. 2  Shortness of breath.3  Lightheadedness. 4  Rapid pulse rate.5  Heart palpitations â a racing, uncomfortable or irregular heartbeat or a sensation of flopping in the chest. 6  Chest pain.hen your heart's rate is too rapid, it may not effectively pump blood to the rest of your body, depriving your organs and tissues of oxygen. This can cause these tachycardia-related signs and symptoms: 1  Dizziness. 2  Shortness of breath.
1 These medicines can slow your heartbeat too much.  You faint or have other symptoms of a slow heartbeat. For example, this may happen if the main artery in your neck that supplies your brain with blood is sensitive to pressure. Just quickly turning your neck can cause your heart to beat slower than normal.