For Alexander, the invasion of India was a natural consequence of his subjugation of the Achaemenid Empire, as the areas of the Indus valley had long been under Achaemenid control, since the Achaemenid conquest of the Indus Valley circa 515 BC.
Result: Macedonia conquers much of the Indus Valley, yet has to stop the advance i...
Location: Indus Valley (modern Pakistan and Afghanistan)
Choose the correct statement: The numerical aprture of a fibre Option 1: is dependent on the refractive indices of the core and cladding Option 2: is independent on the refractive indices of the core and cladding Option 3: is a funciton of lenght of the optical fibre Option 4: is a function of the fibre dimentions