1
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
An object is made of two equal parts by volume; one part has density ρ0, and the other part has density 2ρ0. What is the average density of the object?
A
0
B
$\rm \frac{3}{2}\rho_0$
C
ρ0
D
$\rm \frac{1}{2}\rho_0$
2
NDA General Ability 4 September 2022
MCQ (Single Correct Answer)
+4
-1.33
Change Language
A pressure cooker cooks food faster by
A
increasing the boiling point of water
B
decreasing the boiling point of water
C
increasing the melting point of water
D
decreasing the melting point of water
3
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
4
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
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12