GK Questions in Telugu in English. We covered all the GK Questions in Telugu in English in this post for free so that you can practice well for the exam.
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GK Objective Questions in Telugu in English for Students
Due to which phenomenon do sound waves produce resonance?
(a) Refraction
(b) Diffraction
(c) Reflection
(d) None of the above
Option c - Reflection
The intensity of the sound of ordinary conversation is approximately
(a) 20-30 decibels
(b) 30-40 decibels
(c) 50-60 decibels
(d) 90-100 decibels
Option b - 30-40 decibels
The voice of women is thinner than that of men because the voice of women
(a) Has a higher frequency
(b) Has a longer wavelength
(c) Has a greater dimension
(d) Has a higher velocity
Option a - Has a higher frequency
The maximum limit in decibels of sound intensity above which a person cannot hear is
(a) 50 dB
(b) 70 dB
(c) 85 dB
(d) 95 dB
Option d - 95 dB
The stethoscope works on the principle of
(a) Conversion of current into sound
(b) Conversion to acoustic stream
(c) Reflection of sound
(d) Reflection of light
Option c - Reflection of sound
The reason for resonance is
(a) Reflection of sound
(b) Refraction of sound
(c) Absorption of sound
(d) Speed of sound
Option a - Reflection of sound
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