cbse questionsMultiple choice question
Sounds having frequency more than 20 Hz are called
Sound
Sounds having frequency more than 20 Hz are called
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Hertz is the unit of
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Multiple choice question
Hertz is the unit of
Loudness of sound is expressed in
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Multiple choice question
Loudness of sound is expressed in
The maximum displacement of a vibrating body on either side of its mean position, is known as its
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Multiple choice question
The maximum displacement of a vibrating body on either side of its mean position, is known as its
The frequency of a given sound is 1.5 kHz. The vibrating body is
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Multiple choice question
The frequency of a given sound is 1.5 kHz. The vibrating body is
A given sound is inaudible to the human ear if
Submitted by mrs_bakshi on Sun, 08/28/2011 - 16:27Multiple choice question
A given sound is inaudible to the human ear if
