1
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
On observing light from three different starts P, Q and R, it was found that intensity of violet colour is maximum in the spectrum of P, the intensity of green colour is maximum in the spectrum of R and the intensity of red colour is maximum in the spectrum of Q. If TP, TQ and TR are the respective absolute temperatures of P, Q and R, then it can be conclued from the above observations that
A
TP < TR < TQ
B
TP < TQ < TR
C
TP > TQ > TR
D
TP > TR > TQ
2
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
Figure below shows two paths that may be taken by a gas to go from a state A to a state C.

AIPMT 2015 Cancelled Paper Physics - Heat and Thermodynamics Question 70 English
In process AB, 400 J of heat is added to the system and in process BC, 100 J of heat is added to the system. The heat absorbed by the system in the process AC will be
A
460 J
B
300 J
C
380 J
D
500 J
3
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
The ratio of the specific heats $${{{C_p}} \over {{C_v}}} = \gamma $$ in terms of degrees of freedom (n) is given by
A
$$\left( {1 + {2 \over n}} \right)$$
B
$$\left( {1 + {n \over 2}} \right)$$
C
$$\left( {1 + {1 \over n}} \right)$$
D
$$\left( {1 + {n \over 3}} \right)$$
4
AIPMT 2015 Cancelled Paper
MCQ (Single Correct Answer)
+4
-1
Change Language
A wind with speed 40 m/s blows parallel to the roof of a house. The area of the roof is 250 m2. Assuming that the pressure inside the house is atmospheric pressure, the force exerted by the wind on the roof and the direction of the force will be $$({\rho _{air}} = 1.2kg/{m^3})$$
A
2.4 $$ \times $$ 105 N, upwards
B
2.4 $$ \times $$ 105 N, downwards
C
4.8 $$ \times $$ 105 N, downwards
D
4.8 $$ \times $$ 105 N, upwards