Its temperature increases but volume decreases
Its volume increases but temperature decreases
Both temperature and volume increases
Both temperature and volume decreases
D. Both temperature and volume decreases
Load/original cross-sectional area and change in length/original length
Load/ instantaneous cross-sectional area and loge (original area/ instantaneous area)
Load/ instantaneous cross-sectional area and change in length/ original length
Load/ instantaneous area and instantaneous area/original area
In the vertical plane
In the horizontal plane
In the same plane in which the beam bends
At right angle to the plane in which the beam bends
Constant pressure cycle
Constant volume cycle
Constant temperature cycle
Constant temperature and pressure cycle
First kind
Second kind
Third kind
None of these
Inversely proportional to strain
Directly proportional to strain
Square root of strain
Equal to strain
Chain riveted joint
Diamond riveted joint
Crisscross riveted joint
Zigzag riveted joint
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
δl = 4PE/ πl²
δl = 4πld²/PE
δl = 4Pl/πEd₁d₂
δl = 4PlE/ πd₁d₂
4/7
11/4
9/7
All of these
3 to 6
5 to 8
15 to 20
20 to 30
Thermodynamic law
Thermodynamic process
Thermodynamic cycle
None of these
237°C
-273°C
-237°C
273°C
Change in volume to original volume
Change in length to original length
Change in cross-sectional area to original cross-sectional area
Any one of the above
0
1
γ
∝
Swept volume to total volume
Total volume to swept volume
Swept volume to clearance volume
Total volume to clearance volume
Pitch
Back pitch
Diagonal pitch
Diametric pitch
Combustion is at constant volume
Expansion and compression are isentropic
Maximum temperature is higher
Heat rejection is lower
Rankine
Stirling
Carnot
Brayton
Equal to
Less than
Greater than
None of these
Reversible cycle
Irreversible cycle
Thermodynamic cycle
None of these
Maximum shear stress
No shear stress
Minimum shear stress
None of the above
12
14
16
32
Thermodynamic system
Thermodynamic cycle
Thermodynamic process
Thermodynamic law
Increase key length
Increase key depth
Increase key width
Double all the dimensions
-100 MPa
250 MPa
300 MPa
400 MPa
d/4
d/8
d/12
d/16
-273°C
73°C
237°C
-237°C
Perfect gas
Air
Steam
Ordinary gas
Long
Medium
Short
None of these
Pressure and temperature
Temperature and volume
Heat and work
All of these