Physics Tests (Intermediate) Physics (Intermediate) Tests 3986 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Physics (Intermediate) Quiz 1 / 25 A silence zone occurs due to: Destructive Interference Resonance Polarization Constructive Interference 2 / 25 A satellite orbiting the earth is an example of:- Angular motion Vibratory motion Rectilinear motion Random motion 3 / 25 2nd law of motion defines:- Acceleration Velocity both a, b Force 4 / 25 Speed of sound in a aluminium at 20°C is:- 3000 m/s 5500 m/s 5100 m/s 3600 m/s 5 / 25 Which equation represents 1st law of thermodynamics:- W = Q- ΔU ΔU = Q - W Q= ΔU+ W All of these 6 / 25 If the slop of velocity-time graph gradually increases, then the body is said to be moving with _____. Positive acceleration Negative acceleration Uniform velocity Variable velocity 7 / 25 For a satellite in a circular orbit around the earth, the centripetal acceleration is supplied by:- Sun Moon Gravity All of these 8 / 25 In the study of interference and diffraction, we consider:- particle nature of light Wave nature of light none of these both of these 9 / 25 A vector which has magnitude one is called:- Unit vector Null vector Resultant vector Negative vector 10 / 25 Heat transfers in? 3 ways 5 ways 2 ways 4 ways 11 / 25 Radar system is an application of:- photoelectric effect Doppler's effect all of these compton effect 12 / 25 Beta particles are stream of high energy? Protons Photons Positrons Electrons 13 / 25 The number of base units are:- Three nine seven five 14 / 25 The wave theory of light was proposed by:- Newton Huygen Galileo Kepler 15 / 25 The motion of a butterfly is an example of____? Vibratory motion Random motion Circular motion Linear motion 16 / 25 If light of low wavelength is used in Young's Double slit experiment, then width of fringe will:- Decrease No fixed No change Increase 17 / 25 If the x-component of a vector is positive and y- component is negative the resultant vector lies in:- 4th quadrant 3rd quadrant 2nd quadrant 1st quadrant 18 / 25 Significant figure in 0.000846 are:- 4 3 7 6 19 / 25 The internal energy of compressed real gas, as that of the ideal gas at same temperature is:- either of these more less none of these 20 / 25 The portion of the wave below the mean level is called:- trough crest antinode node 21 / 25 Time period of satellite moving with critical velocity is approximately:- 84 min 83 min 82 min 81 min 22 / 25 The light emitted from LED of the transmitter has a typical wavelength:- 1.3 pm 1.3 cm 1.3 μm 1.3 nm 23 / 25 A man of weigh W is standing on an elevator which is ascending with an acceleration a. The apparent weight of a man is:- mg mg- ma None of these mg + ma 24 / 25 Liquid and gases have:- Zero viscosity Very high viscosity None of these Non zero viscosity 25 / 25 A quantity which describes the state and direction of motion of vibrating body is known as:- phase Displacement Frequency amplitude Your score is LinkedIn Facebook Twitter VKontakte Restart quiz Subscribe our Channel Here Latest updates