Physics-
General
Easy
Question
A sample of ideal monoatomic gas is taken round the cycle ABCA as shown in the figure. The work done during the cycle is

- 3pV
- Zero
- 9pv
- 6pv
The correct answer is: 3pV
The work done=area of p-V graph
=area of triangle ABC

Related Questions to study
physics-
When a system is taken from state
to state
along the path
, it is found that Q=50 cal and W=20 cal. Along the path
, Q=36 cal. W along the path
is

When a system is taken from state
to state
along the path
, it is found that Q=50 cal and W=20 cal. Along the path
, Q=36 cal. W along the path
is

physics-General
physics-
The p-V diagram of a gas undergoing a cyclic process (ABCDA) is shown in the graph where p is in units of
and V in
Identify the incorrect statement.

The p-V diagram of a gas undergoing a cyclic process (ABCDA) is shown in the graph where p is in units of
and V in
Identify the incorrect statement.

physics-General
physics-
One mole of an ideal gas having initial volume V, pressure 2p and temperature T undergoes a cyclic process ABCDA as shown below.

The net work done in the complete cycle is
One mole of an ideal gas having initial volume V, pressure 2p and temperature T undergoes a cyclic process ABCDA as shown below.

The net work done in the complete cycle is
physics-General
physics-
In the given p-V diagram, I is the initial state and F is the final state
The gas goes from I to F by
i) IAF
ii) IBF
iii) ICF
The heat absorbed by gas is

In the given p-V diagram, I is the initial state and F is the final state
The gas goes from I to F by
i) IAF
ii) IBF
iii) ICF
The heat absorbed by gas is

physics-General
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An ideal gas expands along the path AB as shown in the p-V diagram. The work done is

An ideal gas expands along the path AB as shown in the p-V diagram. The work done is

physics-General
physics-
A system goes from A to B via two processes I and II as shown in figure. If
are the changes in internal energies in the processes I and II respectively, then

A system goes from A to B via two processes I and II as shown in figure. If
are the changes in internal energies in the processes I and II respectively, then

physics-General
physics-
An ideal monoatomic gas is taken around the cycle ABCD as shown in the p-V diagram. The work done during the cycle is given by

An ideal monoatomic gas is taken around the cycle ABCD as shown in the p-V diagram. The work done during the cycle is given by

physics-General
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The p-V diagram of 2 g of helium gas for a certain process
is shown in the figure. What is the heat given to the gas during the process 

The p-V diagram of 2 g of helium gas for a certain process
is shown in the figure. What is the heat given to the gas during the process 

physics-General
Maths-
From the given figure ,what is the value of ‘P’ ?

From the given figure ,what is the value of ‘P’ ?

Maths-General
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In
ABC ,
B = 70° ,
C = 40° , D is s point on BC and AB = AD. Then

In
ABC ,
B = 70° ,
C = 40° , D is s point on BC and AB = AD. Then

Maths-General
Maths-
In the figure AB = AC and BC = BD. A, B, D are collinear and
CAB = 30° then
CDB=

In the figure AB = AC and BC = BD. A, B, D are collinear and
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CDB=

Maths-General
Maths-
In acute angled
ABC, a > b > c
Statement-1: 
Statement-2: cos A < cos B < cos C
In acute angled
ABC, a > b > c
Statement-1: 
Statement-2: cos A < cos B < cos C
Maths-General
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If a circular Arc
and
respectively have centre at B and A. and If there exist a circle ‘S’ tangent to both arcs AC, BC also to the line segment AB then circumference of the circles

If a circular Arc
and
respectively have centre at B and A. and If there exist a circle ‘S’ tangent to both arcs AC, BC also to the line segment AB then circumference of the circles

Maths-General
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ABC and a point P in the same plane are given. Point P is equidistant from A and B,
APB = 2
ACB, AC, BP Intersect at D, PB=3, PD=2 then AD.CD=
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APB = 2
ACB, AC, BP Intersect at D, PB=3, PD=2 then AD.CD=
Maths-General
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In the figure given ABCD is a 2
2 Square E is midpoint of
and F is on
. If
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In the figure given ABCD is a 2
2 Square E is midpoint of
and F is on
. If
is perpendicular to BE then area of quadrilateral CDEF

Maths-General