the distance of the object from the centre of the earth
the latitude of the earth on which the object is situated
rotation of the earth
the mass of the object
Correct answer is D
No explanation has been provided for this answer.
pitch
speed
harmonics
loudness
Correct answer is A
No explanation has been provided for this answer.
resonance
echo
reverberation
diffraction
Correct answer is A
No explanation has been provided for this answer.
508.4ms-1
480.0ms-1
339.6ms-1
169.8ms-1
Correct answer is C
\(v = f\lambda\)
\(v = 2f \times (l_{2} - l_{1})\)
\(v = 2 \times 600 \times(0.413 - 0.130)\)
\(v = 1200 \times 0.283\)
\(v = 339.6ms^{-1}\)
In which of the following media does sound travel faster?
water
brass
air
wood
Correct answer is B
No explanation has been provided for this answer.