Physics
Related Questions
Column X shows the kind of vibrations and column Y shows their examples.
X Y (A) Natural vibrations (1) A tuning fork when stroked on a rubber pad. (B) Damped vibrations (2) When a guitarist plucks or strums the guitar strings with his/her fingers. (C) Forced vibrations (3) When a troop crosses a suspension bridge. (D) Resonant vibrations (4) A load suspended from a spring. Choose the correct pairing:
(a) A—(4) B—(2) C—(3) D—(1)
(b) A—(4) B—(1) C—(2) D—(3)
(C) A—(4) B—(3) C—(1) D—(2)
(d) A—(2) B—(3) C—(4) D—(1)
(a) Name one factor on which the frequency of sound emitted due to vibration in an air column depends.
(b) How does the frequency depend on the factor stated in part (a)?
How does the frequency of sound given by a stretched string depend on its (a) length, (b) tension?
A tuning fork is vibrating in air. State whether the vibrations are natural or damped.