Tagged: engineering-entrance, Mock Tests (Engin..., State Engineering Exams, viteeeThis topic contains 0 replies, has 0 voices, and was last updated by EduGorilla 1 year, 9 months ago.Author Posts05/10/2019 at 5:14 am #799262 Reply EduGorilla KeymasterSelect Question Language : English What causes a change in the colours of soap or oil films for a given beam of light?Options :-Angle of incidenceAngle of reflectionThickness of filmNone of these Spoiler AlertAnswer/ Explanation You need to Login or Signup to see this content Post your Training /Course Enquiry Are You looking institutes / coaching center forIIT-JEE, NEET, CATBank PO, SSC, RailwaysStudy Abroad Select your Training / Study category Select Course Classroom Online Both Want to know about InstituteLooking for Test SeriesLooking for Education LoanLooking for Career CounsellingWant to know about CourseWant to know about FeesLooking for CertificationsOthers Submit Author Posts Reply To: What causes a change in the colours of soap or oil films for a given beam of light?….Your information: Name (required): Mail (will not be published) (required): Website: Cancel Submit