Saleha Pervez, Mansi Garg and, Poonam Singh Solutions for Chapter: Oscillations and Waves, Exercise 1: Self Check
Saleha Pervez General Studies Paper 1 Solutions for Exercise - Saleha Pervez, Mansi Garg and, Poonam Singh Solutions for Chapter: Oscillations and Waves, Exercise 1: Self Check
Attempt the practice questions on Chapter 3: Oscillations and Waves, Exercise 1: Self Check with hints and solutions to strengthen your understanding. General Science solutions are prepared by Experienced Embibe Experts.
Questions from Saleha Pervez, Mansi Garg and, Poonam Singh Solutions for Chapter: Oscillations and Waves, Exercise 1: Self Check with Hints & Solutions
Consider the following statements:
1. A flute of smaller length produces waves of lower frequency
2. Sound travels in rocks in the form of longitudinal elastic waves only
Which of the statements given above is/are correct?
What does the term Dolby B or Dolby C printed on tape-recorders and other sound systems refer to?
In which one of the following the speed of sound is maximum?
Consider the following statements:
Statement I: The velocity of sound in air increases due to the presence of moisture in it.
Statement II: The presence of moisture in the air lowers the density of air.
Which of the above statement (s) is/are correct?
The bulk modulus and the density of water are greater than those of air. With this much information, we can say that the velocity of sound in air_____.
Consider the following statements:
Statement I: When a particle is executing simple harmonic motion, total energy varies with time.
Statement II: Audible waves have a frequency range of kHz to MHz.
Which of the above statement (s) is/are correct?
Consider the following statements:
Statement I: Radar waves are sent towards a moving aeroplane and the reflected waves are received. When the aeroplane is moving towards the radar, the wavelength of the wave decreases.
Statement II: The velocity of sound in the air decreases with increase in pressure.
Which of the above statement (s) is/are correct?
When an aeroplane attains a speed higher than the speed of sound in air, a loud band is heard this is because _____.
