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What is the difference between physical optics and geometric optics?
Difference between physical optics and geometric optics
How will in-flight WiFi work?
The government has permitted airlines operating in India to provide in-flight WiFi services to passengers. Previously, the Telecom Commission had given its green signal to in-flight connectivity of Internet and mobile communications on aircraft in Indian airspace in 2018. Who can permit? The pilot may permit the access of Internet services by passengers on board…
What is ‘Solar Minimum’ and why is it happening now?
The sun is said to have gone into a state called the ‘solar minimum’ and is about to enter the deepest period of ‘sunshine recession’ as sunspots are virtually not visibly at all. Some reports suggest that it has been almost 100 days this year when the sun has shown zero sunspots. What is solar…
Magnetosphere || Examupdates.Com
Magnetosphere is the region around a planet dominated by the planet’s magnetic field. Other planets in our solar system have magnetospheres, but Earth has the strongest one of all the rocky planets. Significance: The magnetosphere shields our home planet from solar and cosmic particle radiation, as well as erosion of the atmosphere by the solar…
INDIA’S FIRST DOLPHIN OBSERVATORY
Context: The Bihar government is setting up India’s fi rst observatory for the Gangetic dolphins in Bhagalpur district. About: Observatory is constructed at Vikramshila Gangetic Dolphin Sanctuary (VGDS). Observatory will aim to promote eco-tourism. There would be no adverse impact on the river’s ecology as the observatory is being constructed on a…
Major Pest Attacks in India
Major Pest Attacks in India