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1
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statements is correct?
A
The speed of sound waves in a medium depends upon the elastic property of the medium, but not on an inertia property.
B
The sped of sound waves in a medium depends upon the inertia property of the medium, but not on an elastic property.
C
The speed of sound waves in a medium depends neither on its elastic property nor on its inertia property.
D
The speed of sound waves in a medium depends on both elastic and inertia properties of the medium.
2
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statements is not correct?
A
Pitch of a sound is its characteristic by which we can generally differentiate between a mal voice and a female voice.
B
The loudness of sound is related to its frequency.
C
A musical sound has certain well defined frequencies, which are generally harmonics of a fundamental frequency.
D
The timbre of a particular musical sound is related to the waveform of the sound wave.
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
A particle executes linear simple harmonic motion with amplitude of 2 cm. When the particle is at 1 cm from the mean position, the magnitudes of the velocity and the acceleration are equal. Then, its time period is
A
$${{2\pi } \over {\sqrt 3 }}s$$
B
$${{\sqrt 3 } \over {2\pi }}s$$
C
$${{\sqrt 3 } \over {2\pi }}s$$
D
$${1 \over {2\pi \sqrt 3 }}s$$
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
When a ray of light enters a glass slab, then
A
only the frequency change
B
frequency and velocity change
C
frequency does not change
D
frequency and wavelength change
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Questions Asked from Marks 2.5
NDA Subjects
Mathematics
Algebra
Sets, Relations and FunctionsLogarithmsQuadratic Equations and InequalitiesSequence And SeriesBinomial TheoremMatricesDeterminantsPermutations and CombinationsProbabilityComplex NumbersVector AlgebraThree Dimensional GeometryStatistics
Trigonometry
Trigonometric Angles and EquationsInverse Trigonometric FunctionHeight and DistanceProperties of Triangles
Coordinate Geometry
Coordinate System and Straight LineCircleParabolaEllipseHyperbolaConic Section
Calculus
FunctionsLimit, Continuity and DifferentiabilityDifferentiationApplication of DerivativesIndefinite IntegrationDefinite IntegrationArea Under The CurvesDifferential Equations
English
General Science
General Studies