In Semiconduelotrs the valancy band and Condution band____________________
Have small gap
Have huge gap
overlap each other
None of above
In insulators the Valancy band and condution band_________________
Which of the following wloues reflects more heat
Black
White
Red
Blue
Which of the following is NOT a conductor
Aluminium
Mica
Copper
Iron
In N - Type Semiconductor mayjority carriers are______________--
Holes
Electrons
Both of above
Conduction is ___________than convection
Medium
Faster
Slower
Which of the follwoing material is bad wnductor of heat
Steel
Glass
Which mode of heat transfer can take place even without a medium
Condultion
Convection
Raliation
None of abve
Cp is always_____________CV
Smaller than
Greater than
Half of
equal to
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
100ºC will be when converted into kelvin will become
-273 K
373 K
273 K
212 K
273.15 K when converted into desree celcius will become________________
100ºC
273ºC
0ºC
32ºC
A Cup of tea kept on table losses its heat by______________process
Radiation
All of above
273.15 K when conveted into Forhenite will become___________________
100ºF
32ºF
373ºF
0ºF
The boiling Point of water in farfhenite scale is_______________
273ºF
212ºF