Waves in Physics Mcqs
This collections of Multiple choice questions and answers focuses on study of Waves in Physics. These questions are chosen from a collection of most authoritative and best reference books on Physics. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate knowledge on Waves in Physics comprehensively.
32. Ultrasonic have
Frequency in the audible range
Frequency is greater than 20 kHz
Frequency lower than 20 Hz
All of above
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
33. Velocity of sound in vacuum is
332 ms-1
320 ms-1
Zero
224 ms-1
34. Waves produced at the surface of water by a pencil executing vibrating motion if held vertically at a frequency of 50Hz are
Longitudinal
Transverse
Periodic
Both (a) and (c)
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
35. Waves transmit __________________ from one place to another
Energy
Mass
Both
None
36. When the source of sound moves away form a stationary listener then _________ occurs.
An apparent increase in frequency
An apparent decrease in frequency
An apparent decrease in wavelength
No apparent change in frequency
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
37. When two identical traveling waves are superimposed, the velocity of the resultant wave
Decreases
Increases
Remains unchanged
Becomes zero
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
38. Which one is the correct relation for fundamental frequency of open and closed pipe?
Fopen = 2 fclosed
Fclosed = 2fopen
Fopen = fclosed
Fopen = 1 / f closed
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
39. Which one is the correct relation?
VNewton = V Laplace
VNewton =
VNewton =
VNewton =
Answer & Solution
No Solution for this Answer..! Report or Discus this Question
40. Which phenomena can be applied to estimate the velocity of star with respect to earth
Dopplers effect
Interference of waves
Beats phenomena
All of these
Answer & Solution
No Solution for this Answer..! Report or Discus this Question