1
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
When a force of 1 N acts on a mass of 1 kg, which is able to move freely, the object moves in the direction of force with a/an
A
speed of 1 km/s
B
acceleration of 1 m/s2
C
speed of 1 m/s
D
acceleration of 1 km/s2
2
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statement is not correct?
A
The SI unit of charge is ampere-second
B
Debye is the unit of dipole moment.
C
Resistivity of a wire of length l and area of cross-section a depends upon both l and a.
D
The kinetic energy of an electron of mass m kilogram and charge e coulomb, when accelerated through a potential difference of V volt is eV joule.
3
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Two balls, A and B are thrown simultaneously, A vertically upward with a speed of 20 m/s from the ground and B vertically downward from a height of 40 m with the same speed and along the same line of motion. At what points do the two balls collide by taking acceleration due to gravity as 9.8 m/s2 ?
A
The balls will collide after 3s at a height of 30.2 m from the ground
B
The balls will collide after 2s at a height of 20.1 m from the ground
C
The balls will collide after 1s at a height of 15.1 m from the ground
D
The balls will collide after 5s at a height of 20 m from the ground
4
NDA 2016 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
Which of the following item is used in the household wirings to prevent accidental fire in case of short circuit?
A
Insulated wire
B
Plastic switches
C
Non-metallic coating on conducting wires
D
Electric fuse
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