1
MHT CET 2021 23th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

Two electrons occupying the same orbital are distinguished by

A
Principal quantum number
B
Azimuthal quantum number
C
Magnetic quantum number
D
Spin quantum number
2
MHT CET 2021 22th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the energy of an electron in stationary state corresponding to $$\mathrm{n}=2$$ ?

A
$$-1.45 \times 10^{-18} \mathrm{~J}$$
B
$$-0.545 \times 10^{-18} \mathrm{~J}$$
C
$$-3.45 \times 10^{-18} \mathrm{~J}$$
D
$$-2.5 \times 10^{-18} \mathrm{~J}$$
3
MHT CET 2021 22th September Morning Shift
MCQ (Single Correct Answer)
+1
-0

The wavelength of blue light is $$480 \mathrm{~nm}$$. What is frequency of this light?

A
$$4.8 \times 10^9 \mathrm{~Hz}$$
B
$$2.25 \times 10^{14} \mathrm{~Hz}$$
C
$$6.25 \times 10^{14} \mathrm{~Hz}$$
D
$$5.25 \times 10^9 \mathrm{~Hz}$$
4
MHT CET 2021 21th September Evening Shift
MCQ (Single Correct Answer)
+1
-0

What is the wavelength for a wave having frequency 50 Hz?

A
1.6 $$\times$$ 10$$^6$$ m
B
6 $$\times$$ 10$$^{-2}$$ m
C
6 $$\times$$ 10$$^6$$ m
D
15 $$\times$$ 10$$^2$$ m
MHT CET Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
CBSE
Class 12