Silicon (Si) and Germanium (Ge) are _______________
Tetavalent
Trivalent
Divalent
Pentavalent
In P-Type semiconductor mayorty cariers are _________________
Holes
Electrons
Both of above
None of above
In______________,there is very big gap between conduction band and valancy band
Conductors
Insulators
Semiwnduetors
The resistivity as metals is between________________
Which of the following is highest energy band
Valancy band
Energy band
Conduction band
Conduction is ___________than convection
Slower
Medium
Faster
Which of the follwoing material is bad wnductor of heat
Copper
Glass
Aluminium
Steel
The ratio CP/CV is______________________
Equal to 0.5
Less than 1
Greater than 1
Equal to 1
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
Cp is always_____________CV
Greater than
Smaller than
Half of
equal to
The boiling Point of water in farfhenite scale is_______________
273ºF
212ºF
373ºF
100ºF
100ºC will be when converted into kelvin will become
212 K
273 K
-273 K
373 K
The Boiling point of water in Kelvin scale of temperature is _______________
100 K
273.15 K when converted into desree celcius will become________________
100ºC
32ºC
0ºC
273ºC
32 F when converted into celcius will become_____________
373ºC