1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
The volume (V) of a monatomic
gas varies with its temperature
(T), as shown in the graph. The
ratio of work done by the gas,
to the heat absorbed by it, when
it undergoes a change from state
A to state B, is


2
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Two wires are made of the same material and
have the same volume. The first wire has
cross-sectional area A and the second wire has
cross-sectional area 3A. If the length of the first
wire is increased by $$\Delta $$l on applying a force F,
how much force is needed to stretch the second
wire by the same amount?
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
The power radiated by a black body is P and it
radiates maximum energy at wavelength, $$\lambda $$0
. If
the temperature of the black body is now
changed so that it radiates maximum energy at
wavelength $${3 \over 4}{\lambda _0}$$, the power radiated by it
becomes nP. The value of n is
4
NEET 2018
MCQ (Single Correct Answer)
+4
-1
Three objects, A : (a solid sphere), B : (a thin
circular disk) and C : (a circular ring), each
have the same mass M and radius R. They
all spin with the same angular speed $$\omega $$ about
their own symmetry axes. The amounts of
work (W) required to bring them to rest, would
satisfy the relation
Paper analysis
Total Questions
Biology
90
Chemistry
45
Physics
45
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