Permanent magnet motors – using rare piles of the earth such as neodymium and dysprosium – naturally have a magnetic force. These are at the heart of many electric motors, powering the rotor of the drivetrain.

Motors without permanent magnets, such as induction motors, use electric current, often with copper wiring, to create a magnetic field and power the motor. These are cheaper, but less efficient and require a larger battery, reducing the driving range.

Zoom to buy cloud-based call centre operator Five9 in $15-billion deal

Jul 19, 2021

The San Jose, California-based company is now shifting focus to its two-year-old cloud-calling product Zoom Phone and conference-hosting product Zoom Rooms as bigger players Facebook and Alphabet’s Google amp up their video products.

India among top three countries facing phishing attacks via WhatsApp and Telegram, reveals report

Jul 18, 2021

The biggest share of detected malicious links between December 2020 and May were sent via WhatsApp (89.6 per cent), followed by Telegram (5.6 per cent), according to data shared by Kaspersky Internet Security for Android, part of the cyber security firm Kaspersky Lab.
Countries experiencing the highest number of phishing attacks were Russia (46 per cent), Brazil (15 per cent) and India (7 per cent).

WHO warns world in early stages of third Covid wave

Jul 18, 2021

The reversal has been attributed to low vaccination rates, the relaxation of mask rules and other precautions, and the swift spread of the more-contagious delta variant, which WHO said has now been identified in 111 countries and is expected to become globally dominant in the coming months.

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