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

The graph of $$\ln \left(\frac{R}{R_0}\right)$$ versus $\ln A$ is where $$R$$ is radius of a nucleus, $$A$$ is its mass number, and $$R_0$$ is constant

A
A straight line
B
A circle of radius R
C
A parabola
D
An ellipse
2
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

The angular momentum of the orbital electron is integral multiple of

A
$$h$$
B
$$2\pi h$$
C
$$\frac{h}{2\pi}$$
D
$$3\pi h$$
3
AP EAPCET 2021 - 20th August Morning Shift
MCQ (Single Correct Answer)
+1
-0

Which of the following values is the correct order of nuclear density?

A
$$5 \times 10^5 \mathrm{~kgm}^{-3}$$
B
$$9 \times 10^{10} \mathrm{~kgm}^{-3}$$
C
$$3 \times 10^{21} \mathrm{~kgm}^{-3}$$
D
$$2 \times 10^{17} \mathrm{~kgm}^{-3}$$
4
AP EAPCET 2021 - 19th August Evening Shift
MCQ (Single Correct Answer)
+1
-0

The ionisation potential of hydrogen atom is 13.6 V. How much energy need to be supplied to ionise the hydrogen atom in the first excited state?

A
13.6 eV
B
27.2 eV
C
3.4 eV
D
6.8 eV
AP EAPCET Subjects
EXAM MAP