COMEDK Exam 2019 Solved Paper

Tetrahedral structure is formed by sp3 hybridisation. Here, four sp3-hybridised orbitals are arranged in tetrahedral structure.⇒‌‌f0(‌

c+v

c

)−f0(‌

c−v

c

)=‌

2

100

f0
where, c is speed of sound in air and v is the velocity of source.
⇒‌‌

2v

300

‌=‌

2

100

⇒v‌=3ms−1