Science, asked by yashfeenkhan, 1 year ago

write important precaution which should be followed while performing an experiment for verification of the laws of reflection of sound

Answers

Answered by sanjana72
0
the medium should be clear without any obstruction for the better results ....
Answered by ziniyakhan
1
PRECAUTIONS

1) The length of pipe should be sufficient long .

2) Ear should be kept quite close to the open end of the pipe P² .

3) Angles should be measured carefully using protractor .

4) Table top should be horizontal . It should be checked with a spirit level . If it is not so , use suitable packings under the legs of the table .
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