MCQ 11 MarkThe primary colours areARed, Blue and YellowBMagenta, Yellow and CyanCRed, Blue and Cyan✓Blue, Green and RedAnswerCorrect option: D. Blue, Green and RedView full question & answer→
MCQ 21 MarkA red rose is seen in green light. It will appear.AredBblueCyellow✓blackAnswerCorrect option: D. blackView full question & answer→
MCQ 31 MarkThe speed of light is maximum inAglassBwater✓airDwoodAnswerCorrect option: C. airView full question & answer→
MCQ 41 MarkThe property due to which a light ray striking a surface is returned back into the same medium is calledArefraction Breflex action ✓reflectionDregression AnswerCorrect option: C. reflectionView full question & answer→
MCQ 51 MarkThe angle of incidence on a plane mirror is $30^\circ $. The angle between the incident ray and the reflected ray isA$30^{\circ}$B$15^{\circ}$✓$60^{\circ}$D$90^{\circ}$AnswerCorrect option: C. $60^{\circ}$View full question & answer→
MCQ 61 MarkThe angle of incidence on a plane mirror is $30^\circ $.The angle of reflection will be:✓$30^{\circ}$B$60^{\circ}$C$15^{\circ}$D$0^{\circ}$AnswerCorrect option: A. $30^{\circ}$View full question & answer→
MCQ 71 MarkThe image formed by a plane mirror isAvirtual and inverted✓virtual and of same sizeCreal and invertedDreal and of same sizeAnswerCorrect option: B. virtual and of same sizeView full question & answer→
MCQ 81 MarkSelect the correct alternative The angle between the incident ray and the ray reflected from the plane mirror is 70°. The angle of incidence will be :A$70^{\circ}$B$30^{\circ}$✓$35^{\circ}$D$90^{\circ}$AnswerCorrect option: C. $35^{\circ}$View full question & answer→
MCQ 91 MarkA man standing in front of a plane mirror finds his image to be at a distance of 6 meter from himself. The distance of man from the mirror isA6 m✓3 mC2 mD12 mAnswerCorrect option: B. 3 m3 mView full question & answer→