1
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The energy equivalent to a mass of 1 kg is
A
$9 \times 10^{13} \mathrm{~J}$
B
$9 \times 10^9 \mathrm{~J}$
C
$9 \times 10^{16} \mathrm{~J}$
D
$9 \times 10^6 \mathrm{~J}$
2
TS EAMCET 2023 (Online) 12th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If $S$ is the surface area of a nucleus of mass number $A$, then
A
$S \propto A$
B
$S \propto A^{1 / 3}$
C
$S \propto A^2$
D
$S \propto A^{2 / 3}$
3
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

Among the fundamental forces, which one of the following is the strongest force?

A

Electromagnetic force

B

Strong Nuclear force

C

Gravitational force

D

Weak nuclear force

4
TS EAMCET 2022 (Online) 20th July Evening Shift
MCQ (Single Correct Answer)
+1
-0

The shortest wavelength in Balmer series of hydrogen atom spectrum is approximately equal to (use $R_H=1.097 \times 10^7 \mathrm{~m}^{-1}$ )

A

3646 A

B

912 A

C

364.6 A

D

91.2 A

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