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1
AP EAPCET 2024 - 23th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
Size of the antenna for a carrier wave of frequency 3 MHz is
A
75 m
B
50 m
C
2.5 m
D
25 m
2
AP EAPCET 2024 - 22th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The radiation of energy $E$ falls normally on a perfectly reflecting surface. The momentum transferred to the surface is
A
$\frac{E}{C}$
B
$\frac{2 E}{c}$
C
$\frac{E}{c^2}$
D
$\frac{2 E}{c^2}$
3
AP EAPCET 2024 - 22th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The structure of solids is investigated by using
A
cosmic rays
B
$\beta$-rays
C
X-rays
D
$\boldsymbol{\gamma}$-rays
4
AP EAPCET 2024 - 21th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
The rms value of the electric field of an electromagnetic wave emitted by a source is $660 \mathrm{NC}^{-1}$. The average energy density of the electromagnetic wave is
A
$1.75 \times 10^{-6} \mathrm{Jm}^{-3}$
B
$2.75 \times 10^{-6} \mathrm{Jm}^{-3}$
C
$4.85 \times 10^{-6} \mathrm{Jm}^{-3}$
D
$3.85 \times 10^{-6} \mathrm{Jm}^{-3}$
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Physics
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Units & Measurement and Dimensions Vector Algebra Motion in a Straight Line Motion in a Plane Circular Motion Laws of Motion Work, Energy and Power Center of Mass and Collision Rotational Motion Elasticity Fluid Mechanics Heat and Thermodynamics Simple Harmonic Motion Waves Gravitation
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Functions Limits, Continuity and Differentiability Differentiation Application of Derivatives Indefinite Integration Definite Integration Area Under The Curves Differential Equations
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Straight Lines and Pair of Straight Lines Circle Parabola Ellipse Hyperbola
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