Related Questions

Soldering of two metals is possible because of the property of :
A Viscosity
B Osmosis
C Cohesion
D Surface tension
The temperature at the eutectic point of the system is the __________ temperature that can be attained in the system.
A Lowest
B Highest
C Average
D None of these
__________ temperature is the steady state temperature attained by a small amount of liquid evaporating into a large quantity of unsaturated gas-vapor mixture.
A Dry bulb
B Wet bulb
C Dew point
D None of these
The usual composition of a soldering alloy is
A Tin, lead and small percentage of antimony
B Tin and lead
C Tin, lead and silver
D Tin and copper
The joint for soldering is supported by binding wire made of
A Mild steel
B Copper
C Soft iron
D Stainless steel
Use of flux during soldering is done to
A Increase flidity of solder by lowering its melting temperature
B Prevent oxide formation
C Wash away surplus solder
D Full up the joint gap
Theoretical flame temperature of a fuel is that temperature which is attained, when the fuel is completely burnt 'using theoretical amount of air in
A Air
B Oxygen
C Either A or B
D Either A or C without gain or loss of heat
The absolute zero pressure can be attained at a temperature of
A 0°C
B -273°C
C 273 K
D None of these
According to kinetic theory of gases, the absolute zero temperature is attained when
A Volume of the gas is zero
B Pressure of the gas is zero
C Kinetic energy of the molecules is zero
D Specific heat of gas is zero
Absolute zero pressure can be attained at a temperature of
A 0°C
B 50°K
C 0°R
D None of these

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