1st Year Fsc Physics Online Test With Answers

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1st Year Fsc Physics Online Test

Sr. # Questions Answers Choice
1 A convex lens can be used as Simple microscope Compound microscope Telescope Spectrometer
2 The magnifying power is also called Resolving power Angular magnification Strength of eye None of these
3 The ratio of size of image and size of object is Focal length Magnification Resolving power Principle focus
4 The location of near point changes with Age Size of the eye Sharpness of the eye None of these
5 The minimum distance from eye at which an object appears to be distinct is Near point Focal length Image distance from lens Object distance from lens
6 According to Huygen's principle the points on primary wave front can be considered as Secondary wavelets Ray of light Source of light None of these
7 Interplaner distance can be determined by Newton's rings Bragg's law Diffraction pattern Interferometer
8 The Bragg's equation is given by
9 The property of bending of light around obstacles is Interference Diffraction Polarization Superposition
10 In young's double slit experiment for the interference the central region will be Dark Bright Coloured None of these
11 Standard metal according to Michelson's interferometer is equivalent to 1553163.5 wave meter 3 x 108meter 15503000 meter None of these
12 The centre of Newton's rings will be Dark Bright Coloured Not visible
13 Dark fringes are also called as Minima Maxima Wave front Ray of light
14 Bright fringes are also called as Minima Maxima Wave front Ray of light
15 Oil film floating on water exhibits colours due to Interference Diffraction Polarization All of these
16 The distance between two consecutive wave front is equal to One wave length Two wave length Half wave length Three wave length
17 A ray of light is a line Parallel to wave front Normal to wave front Anti-parallel to wave Any one of these
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