What’s happening? The Indian government will soon start its mega ocean mission called ‘Samudrayaan’ to unlock the mysteries in the heart of deep water. With this mission India will be joining the elite club of nations such as the US, Russia, Japan, France and China to have niche technology and vehicles to carry out subsea […]
Deforestation means the cutting down of trees or forests of a large area and using that land for various human activities. it is the major threat affecting the survival of plants and animals. the trees in the forests are cleared for cultivation, construction activities,for making furnitures etc.natural calamities like drought forest fires also cause deforestation. […]
The place Dandi March marks the legacy of one of the influential protests of the Indian freedom struggle. It was a mass movement initiated by Mahatma Gandhi against the unfair salt tax foisted by the British government over the production of salt by Indian farmers. this commenced on 12 March 1930 and lasted for 24 […]
The vibration that propagates as an acoustic wave, through a transmission medium such as a solid,liquid or gas is known as sound. Only acoustic waves that have frequencies in the audio frequency range, that is frequencies lying between about 20 Hz and 20 kHz, elicit an auditory percept in humans. Ultrasound Sound waves are sound […]
It was a massive movement under the leadership of Gandhi to oppose the British government in India. He declared that British rule survived in India only due to the cooperation of Indians. so if Indians refused to co-operate then British rule will collapse and swaraj would achieve. Therefore non cooperation movement launched in September 1920. […]
Both Graphite and Diamonds are pure forms of Carbon! Yes! The chemical composition of the two are exactly the same. Can you believe it? This makes graphite and diamond allotropes of carbon. That is, graphite can be converted to diamond under high pressure (>100 k bar) and temperature (>2000oC). Allotropy is the existence of an […]
The Jallianwala Bagh massacre marked a turning point in India’s struggle for Independence. A memorial was set up by the Government of India in 1951 at Jallianwala Bagh to commemorate the spirit of Indian revolutionaries and the people who lost their lives in the brutal massacre. It stands as a symbol of struggle and sacrifice […]
The force resisting the relative motion of solid surfaces, fluid layers, and material elements sliding against each other is known as friction. There are different types of friction which includes dry friction, fluid friction, lubricated friction, skin friction, internal friction. The force that opposes the relative lateral motion of two solid surfaces in contact is known as dry friction. […]
Vitamin D is a fat soluble vitamin which is both a nutrient and a hormone. Two types of vitamins have been found in nature. Ergosterol (D2), found in plants and Cholecalciferol (D3) . Cholecalciferol is synthesized in our skin with the help of sun exposure. It can also be provided to our body through our […]
