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Physics ICS Part 1 Chapter 7 Online Test
| Sr. # | Questions | Answers Choice |
|---|---|---|
| 1 | Radar System is an application of. |
<p>Interference</p> <p>Beats</p> <p>Stationary waves</p> <p>Doppler's Effect</p> |
| 2 | Which one of the following medium cna transmit both transverse and longitudinal wave. |
<p>Liquid</p> <p>Solid</p> <p>gas</p> <p>Both a and b</p> |
| 3 | The ripple tank is used to study various features of |
<p>Wave</p> <p>Particle</p> <p>Light</p> <p>Sound</p> |
| 4 | The wave is used to transfer. |
<p>Energy</p> <p>Mass</p> <p>Weight</p> <p>Frequency</p> |
| 5 | Example of mechanical way is. |
<p>Water wave</p> <p>Radio wave</p> <p>Infrared wave</p> <p>Ultraviolet</p> |
| 6 | High rrequency radio waes used in radars travel in water. |
<p>Few centimeter</p> <p>Few meter</p> <p>Few kilometer</p> <p>No Distance</p> |
| 7 | The waves produced due to oscillation of electric and magnetic fields are. |
<p>E.M. Waves</p> <p>Mechanicla waves</p> <p>Sound waves</p> <p>Light waves</p> |
| 8 | If the tension of a stretched string is made four times, then the velocityof wave. |
<p>Remain same</p> <p>Is halved</p> <p>Becomes twice</p> <p>Becomes 4 times</p> |
| 9 | Two identical waves moving in same direction produce. |
<p>Beats</p> <p>Interference</p> <p>Stationary</p> <p>Diffraction</p> |
| 10 | The path difference is an integral multiple of wavelength in |
<p>Construcitve intrference</p> <p>Constructive and destructie interference</p> <p>destructive intereference</p> <p>Superposition</p> |
