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'Einstein's equations need to be refined': Tweaks to general relativity could finally explain what lies at the heart of a black hole
Black hole singularities should not exist, according to theories of quantum mechanics. New tweaks to Einstein's equations of ...
BBC1y
Calculating how much blood is pumped by the heart
Heart Rate x Stroke Volume = Cardiac Output. is the total volume of blood pumped out by the left ventricle every minute. It can be calculated using the following equation: \(\text{cardiac output} ...
BBC4y
Structure and function of the heart
Cardiac output can be calculated using the following equation: Stroke volume close stroke volumeThe volume of blood pumped from the heart with each beat. is the volume of blood pumped out of each ...