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1
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Rutherford's alpha-particle scattering experiment was responsible for the discovery of
A
electron
B
proton
C
nucleus
D
helium
2
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following statements is not correct?
A
In the conduction mode of transference of heat, the molecules of solid pass heat from one molecule to another without moving from their positions.
B
The amount of heat required to raise the temperature of a substance is called is specific heat capacity.
C
The process of heat transfer in liquids and gases is through convection mode.
D
The process of heat transfer from a body at higher temperature to a body at lower temperature without heating the space between them is known as radiation.
3
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The amount of heat required to change a liquid to gaseous state without any change in temperature is known as
A
specific heat capacity
B
mechanical equivalent of heat
C
latent heat of vaporisation
D
quenching
4
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The following figure shows displacement versus time curve for a particle executing simple harmonic motion.

Image

Which one of the following statements is correct?
A
Phase of the oscillating particle is same at t = 1 s and t = 3 s.
B
Phase of the oscillating particle is same at t = 2 s and t = 8 s.
C
Phase of the oscillating particle is same at t = 3 s and t = 7 s.
D
Phase of the oscillating particle is same at t = 4 s and t = 10 s.
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