Which Indian cricketer is known as "Brown Bradman"?
In 1893 idealists from which country founded a short-lived settlement in Paraguay?
What are found in only two places in Africa: on Mt Kilimanjaro and Mt Kenya?
Which city hosted the 1972 Olympics?
When did Panama assume control of the Canal through its territory, begun in 1881 and opened to shipping in 1914?
As a first step to manufacturing steel,iron is extracted from ore by removing oxygen and combining it with what element?
Who was elected president of the southern states of the USA when they seceded from the Union in 1861?
Which English poet, dramatist, and art historian, a pioneer in the European study of Far Eastern painting wrote.........
What nationality is Ilie N?stase, World No. 1 tennis player in 1973/1974, who won more than 100 ATP professional........
What chemical element takes its name from the Roman name for Paris?
A sphere of radius 49 cm is divided into 4 equal parts from center.
What would be the total surface area of one of such quarter sphere?
Each quarter shape will consist of curved shape (1/4 area of sphere- 4πr^2) and 2 flat shapes (each 1/2*πr^2), so total area = 1/4*4πr^2+ 2*1/2*πr^2= 2πr^2= 2*3.14*49^2 ≈ 15078 cm^2
A solid sphere of chocolate has a volume of 288Pi . The chocolate is then melted down and reshaped into a solid cube. Assume no chocolate was wasted.
Did the sphere have a greater surface area or does the cube?
A hemispherical is made of steel, 0.25cm thick. The inner radius of the bowl is 5 cm. find the outer curved surface area of the bowl and also find the total surface area and volume.
If a sphere is placed inside a right circular cylinder so as to touch the top, base and the lateral surface of the cylinder. If the radius of the sphere is R, then what would be the volume of the cylinder?
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