In___________ the valancy band and coduction band overlap each other
Conductors
Insulators
Semiconductors
None of above
Indium (In) Boron (B) and Aluminium (Al) are examples of
Divalent
Tetravalent
Pentavalent
Trivalent
Arsenics (As), Antimony (Sh) and Phosphrous (P) are examples of
For which materials as the temperature increanes condutiwity decreases
Insulator
Conduetor
Semi-Conductor
None of abve
In______________,there is very big gap between conduction band and valancy band
Semiwnduetors
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
Which of the follwoing material is bad wnductor of heat
Copper
Steel
Glass
Aluminium
Cp is always_____________CV
Half of
Smaller than
equal to
Greater than
Which mode of heat transfer is fastest as all other modes
Convection
Radilation
Conduction is ___________than convection
Faster
Slower
Medium
100ºC will be___________when converted into forhentie
-273 F
273 F
373 F
212 F
The boiling Point of water in farfhenite scale is_______________
273ºF
100ºF
373ºF
212ºF
The Process by which heat reaches from surp to earth is
Radiation
273.15 K when converted into desree celcius will become________________
32ºC
273ºC
0ºC
100ºC
100ºC will be when converted into kelvin will become
373 K
-273 K
212 K
273 K