1
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Which one of the following wavelengths corresponds to the wavelength of X-rays?
A
500 nm
B
5000 nm
C
100 nm
D
1 nm
2
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
An electric bulb is connected to 220 V generator. The current drawn is 600 mA. What is the power of the bulb?
A
132 W
B
13.2 W
C
1320 W
D
13200 W
3
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
When the pitch of sound increases, which one of the following increases?
A
Intensity
B
Loudness
C
Wavelength
D
Frequency
4
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
To help deep-sea divers breathe, they carry cylinders of oxygen mixed with
A
chlorine
B
helium
C
nitrogen
D
ozone
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