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Sound using smartphone

Authored by Krishna Purohit

Physics

9th - 12th Grade

Used 1+ times

Sound using smartphone
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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is frequency in the context of sound waves?

ध्वनि तरंगों के संदर्भ में आवृत्ति क्या है?

The number of times a sound wave repeats per second

एक ध्वनि तरंग प्रति सेकंड कितनी बार दोहराई जाती है

The loudness of a sound

किसी ध्वनि की तीव्रता

The duration of a sound

ध्वनि की अवधि

The distance a sound wave travels

ध्वनि तरंग जितनी दूरी तय करती है

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which frequency is higher?

कौन सी आवृत्ति अधिक है?

First

Second

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is loudness in the context of sound waves?

ध्वनि तरंगों के संदर्भ में प्रबलता क्या है?

The perceived intensity or volume of a sound

किसी ध्वनि की अनुमानित तीव्रता या मात्रा

The number of sound waves per second

प्रति सेकंड ध्वनि तरंगों की संख्या

The pitch or frequency of a sound

किसी ध्वनि की पिच या आवृत्ति

The speed at which a sound wave travels

वह गति जिस पर ध्वनि तरंग चलती है

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which sound is louder?

किस ध्वनि की प्रबलता ज्यादा है?

first

second

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you prove that sound is a form of energy?

आप यह कैसे सिद्ध कर सकते हैं कि ध्वनि ऊर्जा का एक रूप है?

Sound can do work by causing objects to vibrate and move

ध्वनि वस्तुओं को कंपन और गति प्रदान करके कार्य कर सकती है

Sound is always loud

ध्वनि हमेशा तेज़ होती है

Sound can be heard by humans and animals

ध्वनि को मनुष्य और जानवर सुन सकते हैं

Sound can travel through air and other mediums

ध्वनि हवा और अन्य माध्यमों से यात्रा कर सकती है

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can we prove that a sound wave is longitudinal?

Sound waves cause particles of the medium to oscillate parallel to the direction of wave propagation

Sound waves cause particles of the medium to oscillate perpendicular to the direction of wave propagation

Sound waves can reflect off surfaces

Sound waves can travel through air and other mediums

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