1st Year Fsc Physics Online Test With Answers

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1st Year Fsc Physics Online Test

Sr. # Questions Answers Choice
1 The distance between two consecutive trough is called. Displacement Amplitude Wave length Wave front
2 The distance between two consecutive crest is called. Displacement Amplitude Wave front Wavelength
3 If 20 waves passes through he medium in 2 sec of 10 ms-1 then he wavelength is. 200 m 2 m 1 m 0.5 m
4 Crests and trough are formed in. Longitudinal waves transverse waves Stationary waves Compression waves
5 If 332 waves pass through a medium in 1 second with speed of 332 ms-1 then wavelength will be 7 m 332 m 664 m 1 m
6 The profile of periodic waves generated by a source executing S.H.M is represented by a. Circle Sine curve Tangent curve Cosine curve
7 10 waves pass through a point in 2 seconds with speed 10 ms-1 the frequency of wave will be 1 Hz 2 Hz 5 Hz 10 Hz
8 Half wavelength corresponds to 0 <sup>o</sup> 90 <sup>o</sup> 180 <sup>o</sup> 360 <sup>o</sup>
9 The distance covered by wave in 1 sec is wavelength Wave number Wave speed Frequency
10 the wavelength of transverse wave travelling with a speed 'v' having frequency 'f' in equal to f/v Vf V/f f/V2
11 In vibrating string, the points where the amplitude is maximum are called. Nodes Antinodes Troughs Crests
12 The portion of the wave above mean level is called. Node Antinode Crest Trough
13 the example of mechanical waves is Water waves Infrared waves Radio waves Ultraviolet waves
14 Light waves are Longtail waves Transvers waves Stationary waves Mechanical wave
15 Sound waves are Electromagnetic waves Transverse waves Compressional waves Matter waves
16 When the amplitude of a wave is increase to doubled is energy. Remain the same Increases 4 times Increases by two times Decreases by half
17 Longitudinal waves do not exhibit Reflection Refraction Polarization Diffraction
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