AIEEE, IIT JEE 2011 exam preparation." /> AIEEE, IIT JEE 2011 exam preparation." />

XI_PHYSICS_SOUND AND WAVES_10 online Test

/
The vertical extension in a light spring by a weight of 1 kg suspended from the wire is 9.8 cm. The period of oscillation ____.
A particle of mass 200 gm executes S.H.M. The restoring force is provided by a spring of force constant 80 N / m. The time period of oscillations is ____.
0.31 s
0.15 s
0.05 s
0.02 s
If a spring has time period T, and is cut into n equal parts, then the time period of each part is ____.
nT
T
One-forth length of a spring of force constant K is cut away. The force constant of the remaining spring is ____.
K
4 K
/
/
If the velocity of sound in air is 336 m/s. The maximum length of a closed pipe that would produce a just audible sound is ____.
3.2 cm
4.2 m
4.2 cm
3.2 m
If the pressure amplitude in a sound wave is tripled, then the intensity of sound is increased by a factor of ____.
9
3
6
Intensity level of a sound of intensity I is 30 dB. The ratio  is (Where  is the threshold of hearing) ____.
3000
1000
300
30
Description:

This test is very helpful for AIEEE, IIT JEE 2011 exam preparation.

Want to learn?

Sign up and browse through relevant courses.

or fill this simple form
Name:
Country:
Contact no.:

Area code Number
Subjects you are interested in:
Word verification: (Enter the text as shown in image)

I agree to WizIQ's User Agreement & Privacy Policy
47 Members Recommend
275 Followers

More Tests By Author

XII_Physics_Electromagnetic Induction_7
10 Questions | 285 Attempts

XII_Physics_Electromagnetic Induction_6
10 Questions | 343 Attempts

XII_Physics_Electromagnetic Induction_5
10 Questions | 126 Attempts

XII_Physics_Electromagnetic Induction_4
10 Questions | 145 Attempts

Connect