Tabulate differences between:
LUBB and DUP (Names of valves whose closure produce sound

Name the organ which produces sound.

State two differences between light and sound waves.

What is the difference between a sound wave and a T. V. wave ?

(a) Write the structural and functional differences between DNA and RNA. (b) Name two components of starch.

What is the phase difference between the displacement wave and pressure wave in sound wave :-

What is the phase difference between the displacement wave and pressure wave in sound wave :-

An open organ pipe of length 1m contains a gas whose density is twice the density of atmosphere at STP. Find the difference between fundamental and second harmonic frequencies if speed of sound in atmosphere is 300 m/s.

The difference between the apparent frequency of a source of sound as perceived by the observer during its approach and recession is 2% of the natural frequency of the source. If the velocity of sound in air is 300 m/s, the velocity of the source is

How did Eli Lilly synthesis the human insulin ? Mention one difference between this insulin and the one produced by the human pancreas.

An observer stands at a certain distance away from a cliff and produces a loud sound. He hears the echo of the sound after 1.8 s. Calculate the distance between the cliff and the observer if the velocity of sound in air is 340ms^(-1) .