Question

a fish in a tank at of a liquid at real depth of 8 metres and due to refraction there is a shift is of three metres above all in the height of the fish find the speed of the light in that liquid in which the fish is floating
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Answer 1

Answer:

i don't know answer

Explanation:

Nelson Rolihlahla Mandela was a South African anti-apartheid revolutionary, political leader and philanthropist who served as President of South Africa from 1994 to 1999. He was the country's first black head of state and the first elected in a fully representative democratic election. Wikipedia

Born: 18 July 1918, Mvezo, South Africa

Died: 5 December 2013, Houghton Estate, Johannesburg, South Africa

Spouse: Graça Machel (m. 1998–2013), Winnie Madikizela-mandela (m. 1958–1996), more

Awards: Nobel Peace Prize, Bharat Ratna, Nishan-e-Pakistan, more