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SabariGiri Residential School
"Smartindia is the best online tool for school students." Ms Deepa Chandran, Principal Anchal
M. G. M. Model School
"Smartindia is one of the best supplementary education tool for school students." Ms Pooja, Principal
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Can ultrasound be heard?can it cause damage to our ear |
| UltraSound cannot be heard. Nor can it create any damage to human ear. |
