1
NDA General Ability 3 September 2023
+4
-1.33
Which one of the following optical phenomena supports that the light is a transverse wave?
A
Refraction
B
Diffraction
C
Interference
D
Polarization
2
NDA General Ability 3 September 2023
+4
-1.33

How many of the following materials can be attracted by a magnet?

1. Plastic

2. Carbon

3. Aluminium

4. Stainless Steel

Select the correct answer using the code given below:

A
1
B
2
C
3
D
None
3
NDA General Ability 16 April 2023
+4
-1.33

Two identical spring balances S1 and S2 are connected one after the other and are held vertically as shown in the figure. A mass of 10 kg is hanging from S2. If the readings on S1 and S2 are W1 and W2 respectively, then :

A
W1 = 5 kg and W2 = 10 kg
B
W1 = 10 kg and W2 = 5 kg
C
W1 = 5 kg and W2 = 5 kg
D
W1 = 10 kg and W2 = 10 kg
4
NDA General Ability 16 April 2023
+4
-1.33
A stone is thrown horizontally from the top of a 20 m high building with a speed of 12 m/s. It hits the ground at a distance R from the building. Taking g = 10 m/s2 and neglecting air resistance will give :
A
R = 12 m
B
R = 18 m
C
R = 24 m
D
R = 30 m
EXAM MAP
Medical
NEET