Which of the following is NOT an insulator
Rubber
Mica
Copper
Wood
A dwped semiconductor is Called _____________________semiConductor
Pentavalent
Intrinsic
Extrinsic
In Semiconduelotrs the valancy band and Condution band____________________
Have small gap
Have huge gap
overlap each other
None of above
Absolute Zero temperature in degree celcius is________________
-273ºC
0ºC
273ºC
100ºC
Indium (In) Boron (B) and Aluminium (Al) are examples of
Trivalent
Tetravalent
Divalent
Which mode of heat transfer is slowest of all other models
Convection
Conduction
Radiation
Which mode of heat transfer can take place even without a medium
Condultion
Raliation
None of abve
Which of the follwoing material is bad wnductor of heat
Glass
Aluminium
Steel
Cp is always_____________CV
Half of
equal to
Greater than
Smaller than
Conduction is ___________than convection
Medium
Slower
Faster
The Process by which heat reaches from surp to earth is
100ºC will be___________when converted into forhentie
373 F
273 F
212 F
-273 F
273.15 K when converted into desree celcius will become________________
32ºC
273.15 K when conveted into Forhenite will become___________________
100ºF
373ºF
0ºF
32ºF
The boiling Point of water in farfhenite scale is_______________
273ºF
212ºF