In Gay husaces law which of the following is constent
Pressure
Temperature
Volume
Act of above
For which materials as the temperature increanes condutiwity decreases
None of abve
Conduetor
Insulator
Semi-Conductor
Which of the following wloues reflects more heat
Black
Red
White
Blue
The resistivity as semiconductor is________________________
More than insulators
Less than conductors
Between insulator and conductors
All of above
A dwped semiconductor is Called _____________________semiConductor
Intrinsic
Pentavalent
Extrinsic
Which mode of heat transfer is fastest as all other modes
Conduction
Convection
Radilation
None of above
Conduction is ___________than convection
Slower
Medium
Faster
Which of the follwoing material is bad wnductor of heat
Aluminium
Copper
Glass
Steel
Which mode of heat transfer is slowest of all other models
Radiation
The ratio CP/CV is______________________
Equal to 0.5
Less than 1
Equal to 1
Greater than 1
100ºC will be___________when converted into forhentie
212 F
-273 F
273 F
373 F
A Cup of tea kept on table losses its heat by______________process
273.15 K when conveted into Forhenite will become___________________
0ºF
373ºF
100ºF
32ºF
The Boiling point of water in Kelvin scale of temperature is _______________
273 K
373 K
212 K
100 K
The Process by which heat reaches from surp to earth is