Sound cannot travel through __________

Related Mcqs:

1. When sound waves travel from air to water which of the following quantities remains unchanged?

   A. Speed B. Frequency C. Intensity D. Wavelength Submitted by: Rashid Mehmood...

2. The echo (reflected sounD. will be distinctly heard only at ordinary temperatures if the distance of the reflecting surfaces from the source of sound is at least ________?

   A. 1120 ft B. 120 ft C. 56 ft D. 100 ft E. None of these...

3. Name the branch of science which deals with the study of sound and sound waves?

   A. Aeronautics B. Acoustics C. Aerostatics D. Aetiology Submitted by: ABDUL HAYEE...

4. Earthquake waves travel faster in __________?

   A. Water B. Flexibl rock C. Air D. Soil Submitted by: G.M Zuhrani...

5. The maximum risk to air travel is from?

   A. Clouds B. Rainfall C. Fogs D. Strong Winds Submitted by: Syed Nizakat Ali Shah...

6. Which from the following is true for “Sound”?

   A. Sound cannot travel through a vacuum B. Sound cannot travel through gases C. Sound cannot travel through liquids D. Sound cannot travel through solids...

7. The cracking sound heard when dry hair is combed with a hard rubber comb is due to_________?

   A. The hair barging against the charged comb B. Small electric sparks C. The rubbing of the comb with the hair D. None of the above...

8. The approximate intensity level of the sound which can cause damage to the ear drum is?

   A. 20 dB B. 60 dB C. 100 dB D. 160 dB...

9. A loudspeaker changes _________ energy into sound energy.

   A. Chemical B. Electrical C. Light D. Kinetic Submitted by: Danish Balani...

10. Speed of sound in air is _______km/h?

    A. 1347 B. 243 C. 1235 D. 1495 Submitted by: Warraich...