Questions

The world's fastest elevator that can operate at a record speed of 1,260 meters per minute is set to be installed in a skyscraper complex in China. The elevator has various safety features including brake equipment that uses materials with high heat resistance. Apart from this, the elevator can absorb vibration during the high-speed operation to make the ride comfortable.

In thermodynamics, deposition is a phase transition in which gases are directly transformed to solids without converting to liquids first.

For example, watervapour is directly changed to ice without first becoming to liquid water. In this process, heat is released making the process exothermic process.

Hypnology is the study of sleep.

Mason Dixon Line

Amazon, is an American electronic commerce and cloud computing company.

Payment gateways process credit card payments and other forms of internet transactions, in a secured format via any website or web-enabled device. They facilitate these transactions by transferring critical information between payment portals and the front-end processor, which is usually a bank.

Amazon uses its own payment gateway Amazon Pay Payment gateway.

The flow of thermal energy due to differences in their temperatures is called Heat.