Question

• In a string instrument like sitar if the
thickness of the string is increased by
double what will happen to the
fundamental frequency that string
generates keeping other parameters
unchanged to its initial.
Answer
A. there will be no any change in
frequency,
B. the frequency changes to half of its
initial
C. the frequency changes to double of
its initial
D. the frequency increases to square
root of 2 times the initial​

Answer 1

Answer:

observation from a reader sent me on a search for a good photograph of a sonic boom, and inevitably, I ended up chasing facts and cool tidbits down a few rabbit holes.

First cool tidbit: Sonic booms are created by shock waves, and those shock waves were first photographed in 1888 by Ernst Mach, who was studying the pressure waves produced by bullets traveling at supersonic speeds.

Mach bullet