1
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Why is it difficult to measure the coefficient of expansion of a liquid than solid?
A
Liquids tend to evaporate at all temperatures
B
Liquids conduct more heat
C
Liquids expand too much when heated
D
Their containers also expand when heated
2
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Radon is
A
an inert gas
B
an artificial fibre
C
an explosive
D
a metal
3
NDA 2017 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
Which one of the following elements is used in pencil-lead?
A
Zinc
B
Lead
C
Carbon (Graphite)
D
Tin
4
NDA 2018 Paper 2
MCQ (Single Correct Answer)
+2.5
-0.83
The atomic number of an element is 8. How many electrons will it gain to form a compound with sodium?
A
One
B
Two
C
Three
D
Four
Questions Asked from Marks 2.5