1
AP EAPCET 2022 - 4th July Morning Shift
MCQ (Single Correct Answer)
+1
-0

The maximum number of TV signals, that can be transmitted along a co-axial cable is

A
100
B
125
C
140
D
90
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The electric and the magnetic fields associated with an electromagnetic wave propagating along the $$z$$-axis, can be represented by

A
$$\left[\mathrm{E}=E_0 \hat{\mathrm{i}}, \mathrm{B}=B_0 \hat{\mathrm{j}}\right]$$
B
$$\left[\mathrm{E}=E_0 \hat{\mathrm{k}}, \mathrm{B}=B_0 \hat{\mathrm{i}}\right]$$
C
$$\left[\mathrm{E}=E_0 \hat{\mathrm{j}}, \mathrm{B}=B_0 \hat{\mathrm{i}}\right]$$
D
$$\left[\mathrm{E}=E_0 \hat{\mathrm{j}}, \mathrm{B}=B_0 \hat{\mathrm{k}}\right]$$
3
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The magnetic field of a plane electromagnetic wave is given by $$B=(400 \propto \mathrm{T})\sin \left[\left(4.0 \times 10^{15} \mathrm{~s}^{-1}\right)\left(t-\frac{x}{c}\right)\right]$$. Average energy density corresponding to the electric field is

A
$$8 \times 10^{-3} \mathrm{Jm}^{-3}$$
B
$$31.8 \times 10^{-3} \mathrm{Jm}^{-3}$$
C
$$80 \times 10^{-3} \mathrm{Jm}^{-3}$$
D
$$3.18 \times 10^{-3} \mathrm{Jm}^{-3}$$
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

In an amplitude modulated signal, the maximum amplitude is $$15 \mathrm{~V}$$ and minimum amplitude is $$5 \mathrm{~V}$$. The amplitude of modulating wave will be

A
5 V
B
10 V
C
20 V
D
30 V
AP EAPCET Subjects
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12