A beam of white light falling on a glass prism gets split up into seven colours. A student makes the statement:
(i) The colour at positions marked 1 and 3 are similar to the colour of 'turmeric' and the colour of 'Chilly powder', respectively. Is the above statement correct or incorrect ? Justify.
(ii) Which two positions correspond to the colour of solution of copper sulphate and signal used to move the vehicles ?
(iii) Light of colour of chilly powder bends the most while the light of colour of brinjal bends the least. Is the statement correct ? Justify.
