MCQ 11 MarkA red rose when seen in blue light appearsAredBblue✓blackDgreenAnswerCorrect option: C. blackView full question & answer→
MCQ 21 MarkWhich of the following combination of colour will produce white colour?Agreen + magentaBcyan + blueCyellow + red✓red + greenAnswerCorrect option: D. red + greenred + greenView full question & answer→
MCQ 31 MarkWhich of the following is not a primary colour?AredBgreen✓blackDblueAnswerCorrect option: C. blackView full question & answer→
MCQ 41 MarkThe word ‘B’ appears in a plane mirror as ‘8’ due toAreflectionBwrong positioning of the mirror✓lateral inversionDcolour additionAnswerCorrect option: C. lateral inversionlateral inversionView full question & answer→
MCQ 51 MarkIf you stand 1 m in front of a plane mirror, how far away would you see yourself in the mirror ?✓1 mB2 mC3 mD4 mAnswerCorrect option: A. 1 m1 mView full question & answer→
MCQ 61 MarkIf the angle of incidence for a ray of light is 40°, then its angle of reflection will beA20°B80°✓40°D0°AnswerCorrect option: C. 40°40°View full question & answer→
MCQ 71 MarkAn imaginary line drawn perpendicular to the mirror at the point of incidence is called the✓normalBreflected rayCincident rayDrefracted rayAnswerCorrect option: A. normalView full question & answer→
MCQ 81 MarkA mirror that has a flat reflecting surface is called aAflat mirrorBspherical mirror✓plane mirrorDNormalAnswerCorrect option: C. plane mirrorView full question & answer→
MCQ 91 MarkWhich type of reflection will take place when light is incident on a highly polished surface ?✓RegularBDiffusedCIrregularDnormalAnswerCorrect option: A. RegularView full question & answer→
MCQ 101 MarkThe phenomenon by which the incident light falling on a surface is sent back into the same medium is known asAlateral inversion✓reflectionCpolarizationDdispersionAnswerCorrect option: B. reflectionView full question & answer→