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1
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statements is not correct?
A
Conduction can occur easily in solids, less easily in liquids but hardly at all in gases.
B
Heat energy is carried by moving particles in a convection current.
C
Heat energy is carried by electromagnetic waves in radiation.
D
The temperature at which a solid changes into a liquid is called the boiling point.
2
NDA 2015 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
The resistance of a wire of length l and area of cross-section a is x $$\Omega$$. If the wire is stretched to double its length, then its resistance would become
A
2x $$\Omega$$
B
0.5x $$\Omega$$
C
4x $$\Omega$$
D
6x $$\Omega$$
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statements is not correct?
A
The longest wavelength of light visible to human eye is about 700 nm.
B
The shortest wavelength of light visible to human eye is about 400 nm.
C
The wavelength of gamma rays is longer than that of X-rays.
D
The ability of a telescope to form separable images of close objects is called its resolving power.
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
If the image of an object formed by a concave mirror is virtual, erect and magnified, then the object is placed
A
at the principal focus
B
at the centre of curvature
C
beyond the centre of curvature
D
between the pole of the mirror and the principal focus
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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