1
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
We hear an echo due to
1
Refraction of sound waves
2
Reflection of sound waves
3
Diffraction of sound waves
4
Resonance due to sound waves
2
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
At uniform speed the acceleration is
1
Maximum
2
Minimum
3
Zero
4
Constant
3
NDA General Ability 1st September 2024
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Two resistances of 5.0 Ω and 7.0 Ω are connected in series and the combination is connected in parallel with a resistance of 36.0 Ω. The equivalent resistance of the combination of three resistors is 
1
24.0 Ω
2
12.0 Ω
3
9.0 Ω
4
6.0 Ω
4
NDA General Ability 1st September 2024
MCQ (Single Correct Answer)
+4
-1.33
Change Language

Shown in the figure are two hollow cubes C1 and C2 of negligible mass partially filled (depicted by darkened area) with liquids of densities ρ1 and ρ2, respectively, floating in water (density ρw). The relationship between ρ1, ρ2 and ρw is 

NDA General Ability 1st September 2024 General Science - Physics Question 24 English

1
ρ2 < ρw < ρ1
2
ρ2 < ρ1 < ρw
3
ρ1 < ρ2 < ρw
4
ρ1 < ρw < ρ2
EXAM MAP