1
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
A carnot engine having an efficiency of $${1 \over {10}}$$ as heat engine, is used as a refrigerator. If the work done on the system is 10 J, the amount of energy absorbed from the reservoir at lower temperature is
A
90 J
B
99 J
C
100 J
D
1 J
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Thermodynamic processes are indicated in the following diagram.

NEET 2017 Physics - Heat and Thermodynamics Question 85 English
Match the following

Column-1 Column-2
P. Process I A. Adiabatic
Q. Process II B. Isobaric
R. Process III C. Isochoric
S. Process IV D. Isothermal
A
P $$ \to $$ C,  Q $$ \to $$ A,  R $$ \to $$ D,   S $$ \to $$ B
B
P $$ \to $$ C,  Q $$ \to $$ D,  R $$ \to $$ B,   S $$ \to $$ A
C
P $$ \to $$ D,  Q $$ \to $$ B,  R $$ \to $$ A,   S $$ \to $$ C
D
P $$ \to $$ A,  Q $$ \to $$ C,  R $$ \to $$ D,   S $$ \to $$ B
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
The bulk modulus of a spherical object is 'B'. If it is subjected to uniform pressure 'P', the fractional decrease in radius is
A
$${B \over {3p}}$$
B
$${{3p} \over B}$$
C
$${p \over {3B}}$$
D
$${p \over B}$$
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
A U tube with both ends open to the atmosphere, is partially filled with water. Oil, which is immiscible with water, is poured into one side until it stands at a distance of 10 mm above the water level on the other side. Meanwhile the water rises by 65 mm from its original level (see diagram). The density of the oil is

NEET 2017 Physics - Properties of Matter Question 80 English
A
425 kg m$$-$$3
B
800 kg m$$-$$3
C
928 kg m$$-$$3
D
650 kg m$$-$$3