Questions

Robert Brown, Scottish botanist, Discovered The Nucleus of a Cell in 1831, London. When Brown was studying orchids under microscope when he observed an opaque area, which he called the "Areola" or "Nucleus", in the cells of the flower's outer layer.

The nucleus was also described by Franz Bauer in 1804 but in detail Robert Brown made it in 1831.

87-year old renowned director Kasinadhuni Viswanath was on 24 April 2017 named for the prestigious Dada Saheb Phalke award for outstanding contribution to the film industry. He is a celebrated filmmaker in Telugu film industry but has also been active in Tamil and Hindi cinema.

– He is known for making films on content-driven stories that have revolved around social themes like disability, untouchability and the evils of dowry.

– He becomes the 48th recipient of the award, the highest recognition in Indian cinema, which consists of a golden lotus, a cash prize of Rs. 10 lakhs and a shawl.

– The recipient of five National Film Awards, Viswanath is known for his movies — “Sankarabharanam”, “Sagara Sangamam” (starring Kamal Haasan and Jayaprada), “Swati Mutyam”, “Saptapadi”, “Kaamchor”, “Sanjog” and “Jaag Utha Insaan” among others.

Light travels Faster than Sound.

Light :

1. Light doesn't require a medium to travel.

2. It travels in the vaccum with the speed of 1,86,000 miles per second.

Sound:

1. Sound rquire a medium.

2. It travels in the Air with the speed of 340 meters per second.

3. It travels Faster in Water than in Air.

4. It travels Faster in Steel than in Water. 

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