Medium SALU Entry Test Past Papers and Syllabus SALU ENTRY TEST PAST PAPERS AND SYLLABUS FPSC Question Newton’s rings are formed due to _____? A Interference B Polarization C Diffraction D None of these Submit Answer Try Again Explanation Explanation Newton's rings are circular fringes formed due to the interference of light reflected from two surfaces. They appear when a plano-convex lens is placed on a flat glass surface. Show Explanation Previous MCQ All MCQs Next MCQ More MCQs in SALU Entry Test Past Papers and Syllabus Medium Muhammad bin Qasim Mosque is located at _____? Muhammad bin Qasim Mosque is located at _____? Medium Jannat-ul-Baqi is situated in _____? Jannat-ul-Baqi is situated in _____? Medium How many idols in Kaaba during the era of Kufare Quresh? How many idols in Kaaba during the era of Kufare Quresh? Medium What was the religion of majority of Arabs before Islam? What was the religion of majority of Arabs before Islam?