https://padlet.com/rajeswari_meganathan/3we3sg16p71g R.Rajeswari en-us 2018-03-19 05:13:34 UTC 2018-03-19 05:29:38 UTC hello@padlet.com rajeswari_meganathan https://padlet.com/rajeswari_meganathan/3we3sg16p71g/wish/243327733 1.Why does dispersion take place when light is passed through prism and not through glass slab?]]> 2018-03-19 05:26:20 UTC https://padlet.com/rajeswari_meganathan/3we3sg16p71g/wish/243327733