Which of the following instruments produces sound by the ...
Which of the following instruments produces sound by the vibration of air column?
Piano
Guitar
Flute
Hand bell
Talking drum
Correct answer is C
No explanation has been provided for this answer.
Which of the following has the lowest internal resistance when new? ...
The inner diameter of a test tube can be measured accurately using a? ...
Which of the following equations is not a correct mirror formula? [The symbols have their ...
Which of the following particles of ray has the highest penetrating power? ...