1
NDA General Ability 18 April 2021
MCQ (Single Correct Answer)
+4
-1.33
A current of 1.0 A is drawn by a filament of an electric bulb for 10 minutes. The amount of electric charge that flows through the circuit is
A
0.1 C
B
10 C
C
600 C
D
800 C
2
NDA General Ability 18 April 2021
MCQ (Single Correct Answer)
+4
-1.33
Which one of the following formulas does not represent electrical power?
A
I2 R
B
I R2
C
V I
D
V2/R
3
NDA General Ability 18 April 2021
MCQ (Single Correct Answer)
+4
-1.33
The sound created in a big hall persists because of the repeated reflections. The phenomenon is called
A
Reverberation
B
Dispersion
C
Refraction
D
Diffraction
4
NDA General Ability 18 April 2021
MCQ (Single Correct Answer)
+4
-1.33
When light scattered by a molecule and the frequency of the scattered light is changed, this phenomenon is called
A
Rayleigh scattering
B
Raman effect
C
Photoelectric effect
D
Rutherford scattering