Chose the including material__________
Mica
Germanium
Copper
Silicon
In Semiconduelotrs the valancy band and Condution band____________________
Have small gap
Have huge gap
overlap each other
None of above
The resisitivity as insulator is between____________________-
A dwped semiconductor is Called _____________________semiConductor
Extrinsic
Intrinsic
Pentavalent
The gas has _______________Speafic heat (s)
One
Two
Unlimited
Three
Cp is always_____________CV
Half of
Smaller than
equal to
Greater than
Conduction is ___________than convection
Slower
Medium
Faster
Which mode of heat transfer is fastest as all other modes
Conduction
Convection
Radilation
Which mode of heat transfer takes place without actual migration of particiles
Conveection
Radiatiion
Which of the follwoing material is bad wnductor of heat
Steel
Aluminium
Glass
32 F when converted into celcius will become_____________
0ºC
373ºC
100ºC
273ºC
273.15 K when conveted into Forhenite will become___________________
100ºF
0ºF
32ºF
373ºF
The Process by which heat reaches from surp to earth is
Radiation
100ºC will be___________when converted into forhentie
273 F
212 F
373 F
-273 F
A Cup of tea kept on table losses its heat by______________process
All of above