Likewise, the MPPT varies the ratio between the voltage and current delivered to the battery, in order to deliver maximum power. If there is excess voltage available from the PV, then it converts that to additional current to the battery. Furthermore, it is like an automatic transmission.
On the Supreme Court of the United States, Associate Justices Potter Stewart and Anthony Kennedy have been described as swing votes between the two factions of the court. In the United Kingdom, the  Essex man ,  Worcester woman  and  Holby City woman  are examples of personifications of swing voters.
President Trump nominated Colorado federal appeals court judge Neil Gorsuch for the Supreme Court on Tuesday, opting in the most important decision of his young presidency for a highly credentialed favorite of the conservative legal establishment to fill the opening created last year by the death of Justice Antonin Scalia.