Mechanics
Units & Measurement and Dimensions
MCQ (Single Correct Answer)
Motion in a Straight Line
MCQ (Single Correct Answer)
Work, Energy and Power
MCQ (Single Correct Answer)
Center of Mass and Collision
MCQ (Single Correct Answer)
Heat and Thermodynamics
MCQ (Single Correct Answer)
Simple Harmonic Motion
MCQ (Single Correct Answer)
Electromagnetism
Current Electricity
MCQ (Single Correct Answer)
Moving Charges and Magnetism
MCQ (Single Correct Answer)
Magnetism and Matter
MCQ (Single Correct Answer)
Electromagnetic Induction
MCQ (Single Correct Answer)
Alternating Current
MCQ (Single Correct Answer)
Electromagnetic Waves
MCQ (Single Correct Answer)
Modern Physics
Dual Nature of Radiation
MCQ (Single Correct Answer)
Semiconductor Devices and Logic Gates
MCQ (Single Correct Answer)
Communication Systems
MCQ (Single Correct Answer)
1
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The ground state energy of hydrogen atom is -13.6 eV . The potential energy of the electron in this state is
A
27.2 eV
B
-27.2 eV
C
-13.6 eV
D
13.6 eV
2
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If the energy released per fission of a ${ }_{92}^{235} \mathrm{U}$ nucleus is 200 MeV . The energy released in the fission of 0.1 kg d ${ }_{92}^{235} \mathrm{U}$ in kilowatt - hour is
A
$22.8 \times 10^5$
B
$22.8 \times 10^7$
C
$11.4 \times 10^5$
D
$820 \times 10^{10}$
3
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
Inner shell electrons in atoms moving from one energy level to another lower energy level produce
A
gamma rays
B
microwaves
C
radio waves
D
ultraviolet rays
4
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0

The speed of the electron in a hydrogen atom in the $n=3$ level is

(Planck's constant $=6.6 \times 10^{-34} \mathrm{Js}$ )

A
$62 \times 10^5 \mathrm{~ms}^{-1}$
B
$3.7 \times 10^5 \mathrm{~ms}^{-1}$
C
$7.3 \times 10^5 \mathrm{~ms}^{-1}$
D
$1.6 \times 10^5 \mathrm{~ms}^{-1}$
AP EAPCET Subjects