In______________,there is very big gap between conduction band and valancy band
Conductors
Insulators
Semiwnduetors
None of above
The gap between valance band and conduction band is called
Breakdown gap
Valancy gap
Forbidden energy gap
Chose the including material__________
Germanium
Silicon
Mica
Copper
Which of the following is a semiconductor material
Aluminium
The resistivity as semiconductor is________________________
More than insulators
Less than conductors
Between insulator and conductors
All of above
The ratio CP/CV is______________________
Less than 1
Greater than 1
Equal to 1
Equal to 0.5
Which mode of heat transfer can take place even without a medium
Condultion
Convection
Raliation
None of abve
Cp is always_____________CV
Smaller than
equal to
Greater than
Half of
Which mode of heat transfer is fastest as all other modes
Conduction
Radilation
Which of the follwoing material is bad wnductor of heat
Glass
Steel
100ºC will be when converted into kelvin will become
-273 K
212 K
373 K
273 K
32 F when converted into celcius will become_____________
373ºC
100ºC
273ºC
0ºC
273.15 K when converted into desree celcius will become________________
32ºC
The boiling Point of water in farfhenite scale is_______________
212ºF
373ºF
273ºF
100ºF
A Cup of tea kept on table losses its heat by______________process
Radiation