In______________,there is very big gap between conduction band and valancy band
Conductors
Insulators
Semiwnduetors
None of above
There is no Forbidden energy gap in__________Material
Conductor
Insulator
Semi conductor
None of Above
Which of the following wloues reflects more heat
Black
Red
Blue
White
Silicon (Si) and Germanium (Ge) are _______________
Trivalent
Pentavalent
Tetavalent
Divalent
A dwped semiconductor is Called _____________________semiConductor
Intrinsic
Extrinsic
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
The ratio CP/CV is______________________
Greater than 1
Equal to 1
Equal to 0.5
Less than 1
Which of the follwoing material is bad wnductor of heat
Aluminium
Copper
Steel
Glass
Which mode of heat transfer is slowest of all other models
Convection
Radiation
Which mode of heat transfer is fastest as all other modes
Radilation
100ºC will be___________when converted into forhentie
212 F
273 F
-273 F
373 F
273.15 K when conveted into Forhenite will become___________________
32ºF
373ºF
0ºF
100ºF
The boiling Point of water in farfhenite scale is_______________
273ºF
212ºF
100ºC will be when converted into kelvin will become
273 K
-273 K
373 K
212 K
273.15 K when converted into desree celcius will become________________
32ºC
0ºC
273ºC
100ºC