1
NEET 2013
MCQ (Single Correct Answer)
+4
-1
The following four wires are made of the same material. Which of these will have the largest extension when the same tension is applied?
A
length = 200 cm, diameter = 2 mm
B
length = 300 cm, diameter = 3 mm
C
length = 50 cm, diameter = 0.5 mm
D
length = 100 cm, diameter = 1 mm
2
NEET 2013
MCQ (Single Correct Answer)
+4
-1
The amount of heat energy required to raise the temperature of 1 g of Helium at NTP, from T1K to T2K is
A
$${3 \over 4}{N_a}{k_B}\left( {{T_2} - {T_1}} \right)$$
B
$${3 \over 4}{N_a}{k_B}\left( {{{{T_2}} \over {{T_1}}}} \right)$$
C
$${3 \over 8}{N_a}{k_B}\left( {{T_2} - {T_1}} \right)$$
D
$${3 \over 2}{N_a}{k_B}\left( {{T_2} - {T_1}} \right)$$
3
NEET 2013
MCQ (Single Correct Answer)
+4
-1
In the given (V $$-$$ T) diagram, what is the relation between pressure P1 and P2?

NEET 2013 Physics - Heat and Thermodynamics Question 55 English
A
P2 < P1
B
Carnot be predicted
C
P2 = P1
D
P2 > P1
4
NEET 2013
MCQ (Single Correct Answer)
+4
-1
A gas is taken through the cycle
A $$ \to $$ B $$ \to $$ C $$ \to $$ A, as shown. what is the net work done by the gas?

NEET 2013 Physics - Heat and Thermodynamics Question 54 English
A
Zero
B
$$-$$ 2000 J
C
2000 J
D
1000 J
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