A
B
C
D
Text Solution
Verified by Experts
AAKASH INSTITUTE ENGLISH-MOCK TEST 7-Exercise
- On the superposition of two waves [y1 = 3 sin (50 pi t - 20x)] and [y2...
Text Solution
|
- The characteristics of sound with the help of which we can distinguish...
Text Solution
|
- Doppler shift in frequency of sound is independent of (Source is movin...
Text Solution
|
- The change in entropy of the melting ice of 1kg at 273 kelvin is (giv...
Text Solution
|
- The apparent frequency of the whistle of an engine changes in the rati...
Text Solution
|
- In determination of velocity of sound in air using resonance column tu...
Text Solution
|
- Two identical stretched wires have a fundamental frequency 200 vibrati...
Text Solution
|
- Two sound waves of wavelength 1 m and 1.02 m produces 16 beats in 2 s ...
Text Solution
|
- The frequency of the 5th harmonic of a pipe closed at one end is 680 H...
Text Solution
|
- The fundamental frequencies of two open pipes of different length are ...
Text Solution
|
- A wire of length 1 m and mass density 4 x 10^3 kg/m^3 is stretched bet...
Text Solution
|
- A wave represented by a given equation [y (x, t) = a sin (omega t - kx...
Text Solution
|
- In a standing wave 4 nodes and 3 antinodes are formed between two fixe...
Text Solution
|
- The velocity of sound is generally lesser in gases than solids because...
Text Solution
|
- A uniform rope of length 12 m and mass 4 kg is hung vertically from a ...
Text Solution
|
- The speed of sound in oxygen gas at temperature 27°C is v0. If sound t...
Text Solution
|
- A transverse wave of amplitude 2 m, wavelength 4 m and frequency 6 Hz ...
Text Solution
|
- A depth measuring device emits a signal of 20000 vibrations per second...
Text Solution
|
- A system absorbs 1500 joule of energy as heat and produces 500 joule o...
Text Solution
|
- The angular frequency of a particle in a progressive wave in an elasti...
Text Solution
|