TY  - BOOK
AU  - Gaur, R.K.
AU  - Gupta, S.L.
TI  - Engineering Physics
SN  - 978-81-89928-22-3
U1  - 530 
PY  - 1981///
CY  - New Delhi
PB  - Dhanpat Publications
KW  - Wave Motion
KW  - Doppler effect
KW  - Velocity of sound
ER  -