OpticsWhat is the speed of light? 3 lakh km/sec 5 lakh km/sec 2 lakh km/sec 1 lakh km/secvery high Show hint Correct! Wrong!3 lakh km/secTransmission of light in optical fiber is due to Scattering Diffraction Refraction Multiple total internal reflectionTIR Show hint Correct! Wrong!Multiple total internal reflectionIf an object is placed unsymmetrically between two plane mirrors inclined at 60 degree, then the total number of images formed is 5 4 3 1use formula Show hint Correct! Wrong!n= 360/theta -1