(23/100) × Mass of excess carbon
(23/100) × Mass of excess oxygen
(100/23) × Mass of excess carbon
(100/23) × Mass of excess oxygen
D. (100/23) × Mass of excess oxygen
1 g
10 g
100 g
1000 g
A horizontal line
A vertical line
An inclined line
A parabolic curve
Elastic limit
Yield stress
Ultimate stress
Breaking stress
p.v = constant, if T is kept constant
v/T = constant, if p is kept constant
p/T = constant, if v is kept constant
T/p = constant, if v is kept constant
Vapour
Perfect gas
Air
Steam
(11/3) CO2 + (3/7) CO
(3/7) CO2 + (11/3) CO
(7/3) CO2 + (3/11) CO
(3/11) CO2 + (7/3) CO
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature.
It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source.
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle.
None of the above
Isothermally
Isentropically
Polytropically
None of these
Energy stored in a body when strained within elastic limits
Energy stored in a body when strained up to the breaking of the specimen maximum strain
Energy which can be stored in a body
None of the above
t
2t
4t
8t
50 %
25 %
0 %
15 %
Maximum cycle temperature
Minimum cycle temperature
Pressure ratio
All of these
(T1/T2) - 1
1 - (T1/T2)
1 - (T2/T1)
1 + (T2/T1)
(σx + σy)/2 + (1/2) × √[(σx - σy)² + 4 τ²xy]
(σx + σy)/2 - (1/2) × √[(σx - σy)² + 4 τ²xy]
(σx - σy)/2 + (1/2) × √[(σx + σy)² + 4 τ²xy]
(σx - σy)/2 - (1/2) × √[(σx + σy)² + 4 τ²xy]
Zeroth law of thermodynamics
First law of thermodynamics
Second law of thermodynamics
Kinetic theory of gases
8/3
11/3
11/7
7/3
Temperature limits
Pressure ratio
Compression ratio
Cut-off ratio and compression ratio
Pressure
Volume
Temperature
All of these
Boyle's law
Charles' law
Gay-Lussac law
All of these
237°C
-273°C
-237°C
273°C
Same
Half
Two times
Four times
Steel
Copper
Aluminium
None of the above
A right angled triangle
An isosceles triangle
An equilateral triangle
A rectangle
Radius
Diameter
Circumference
Area
p.t.σt
d.t.σc
π/4 × d² × σt
π/4 × d² × σc
Specific heat at constant volume
Specific heat at constant pressure
kilo-Joule
None of these
When coal is first dried and then crushed to a fine powder by pulverising machine
From the finely ground coal by moulding under pressure with or without a binding material
When coal is strongly heated continuously for 42 to 48 hours in the absence of air in a closed vessel
By heating wood with a limited supply of air to a temperature not less than 280°C
Short columns
Long columns
Weak columns
Medium columns
Otto cycle is more efficient than Diesel cycle
Diesel cycle is more efficient than Otto cycle
Dual cycle is more efficient than Otto and Diesel cycles
Dual cycle is less efficient than Otto and Diesel cycles
Rubber
Plastic
Brass
Steel