10th Standard Syllabus & Materials
10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Population, Transport, Communication and Trade Important Questions And Answers Study Material - QB365 Set C
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Population, Transport, Communication and Trade Important Questions And Answers Study Material - QB365 Set B
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Population, Transport, Communication and Trade Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Resources and Industries Important Questions And Answers Study Material - QB365 Set C
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Resources and Industries Important Questions And Answers Study Material - QB365 Set B
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Resources and Industries Important Questions And Answers Study Material - QB365 Set A
Published on: 27/08/2019
Acoustics
Download Tamil Nadu 10th Standard Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Science Test1.
Speed of sound in solid is ________ than liquid
2.
For propagation of sound wave, the medium must possess________.
3.
A wave motion is a transfer of _______.
4.
If the energy in a longitudinal wave travels from south to north, the particles of the medium would be vibrating in _____
5.
Rapid back and forth motion of a particle about its mean position is called _____
6.
Amplitude
7.
Wavelength
8.
Ultrasonic
9.
Echo
10.
Infrasonic
11.
Infrasound can be heard or produced by
dog
bat
rhinoceros
human beings
12.
The speed of sound in air is 300 m/s. What is the frequency as heard by the human ear?
0.001 Hz
1 Hz
10,000 Hz
1,00,000 Hz
13.
The velocity of sound is affected by
temperature
density
pressure
all the above
14.
The frequency, which is audible to the human ear is
50 kHz
20 kHz
15000 kHz
10000 kHz
15.
When a sound wave travels through air, the air particles
vibrate along the direction of the wave motion
vibrate but not in any fixed direction
vibrate perpendicular to the direction of the wave motion
do not vibrate
1.
( )
greater
2.
( )
volume elasticity
3.
( )
energy
4.
( )
South to north
5.
( )
Vibration
6.
E∝A2
7.
Distance
8.
22 kHz
9.
Ultrasonography
10.
10 Hz
11.
(c)
rhinoceros
12.
(c)
10,000 Hz
13.
(d)
all the above
14.
(b)
20 kHz
15.
(a)
vibrate along the direction of the wave motion
10th Standard Syllabus & Materials
10th Standard
Tamilnadu 10th Standard Social Science GEO - Climate and Natural Vegetation of India Important Questions And Answers Study Material - QB365 Set C
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - Climate and Natural Vegetation of India Important Questions And Answers Study Material - QB365 Set B
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - Climate and Natural Vegetation of India Important Questions And Answers Study Material - QB365 Set A
NEW10th Standard
Tamilnadu 10th Standard Social Science GEO - India - Location, Relief and Drainage Important Questions And Answers Study Material - QB365 Set B
Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
