1
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
A given conductor carrying a current of 1 ampere. It produces an amount of heat equal to 2000 J. If the current through the conductor is doubled, then the amount of heat produced will be
A
2000 J
B
4000 J
C
8000 J
D
1000 J
2
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
A lady is standing in front of a plane mirror at a distance of 1 m from it. She walks 60 cm towards the mirror. The distance of her image now from herself (ignoring the thickness of the mirror) is
A
40 cm
B
60 cm
C
80 cm
D
120 cm
3
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
The brightness of a star depends on its
A
size and temperture
B
size and distance from the earth
C
size, temperature and mass
D
size, temperature and distance from the earth
4
NDA 2016 Paper 1
MCQ (Single Correct Answer)
+2.5
-0.83
A glass vessel is filled with water up to the brim and a lid is fixed to it tightly. Then it is kept inside a freezer for hours. What is expected to happen?
A
The water freezes to ice and the level of ice comes down.
B
The water in the glass vessel summer freezes to ice.
C
The glass vessel breaks due to expansion as water freezes to ice.
D
The water does not freeze at all.
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