1
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
Two conducting wires of the same material and of equal lengths and equal diameters are first connected in parallel and then in series in a circuit across the same potential difference. The ratio of heat produced in parallel and series combinations is
1
2:1
2
4:1
3
1:2
4
1:4
2
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The magnetic field inside a long straight solenoid-carrying current
1
is zero
2
decreases as we move towards its end
3
increases as we move towards its end
4
is uniform inside the solenoid
3
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
A car has an initial velocity of 12 m/s and is brought to rest over a distance of 45 m. The acceleration of the car is
1
+1·6 m/s²
2
+3·2 m/s²
3
-1·6 m/s²
4
-0·8 m/s²
4
NDA General Ability 13 April 2025
MCQ (Single Correct Answer)
+4
-1.33
Change Language
The universal constant of gravitation G has the unit
1
N
2
m/s
3
Joule
4
N·m²/kg²
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