For which materials as the temperature increanes condutiwity decreases
Insulator
None of abve
Semi-Conductor
Conduetor
In P-Type semiconductor mayorty cariers are _________________
Holes
Electrons
Both of above
None of above
SI Unit of temp is__________________
ºC [ Celcius ]
J [ Joule }
F [ Farhenite ]
K [ Kelvin ]
Which of the following is highest energy band
Valancy band
Energy band
Conduction band
Which of the following is NOT an insulator
Wood
Rubber
Mica
Copper
Which of the follwoing material is bad wnductor of heat
Aluminium
Glass
Steel
The ratio CP/CV is______________________
Equal to 1
Greater than 1
Less than 1
Equal to 0.5
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
Cp is always_____________CV
Half of
Greater than
Smaller than
equal to
Which mode of heat transfer is slowest of all other models
Convection
Radiation
100ºC will be___________when converted into forhentie
-273 F
212 F
373 F
273 F
The Process by which heat reaches from surp to earth is
The boiling Point of water in farfhenite scale is_______________
212ºF
273ºF
373ºF
100ºF
100ºC will be when converted into kelvin will become
373 K
212 K
273 K
-273 K
32 F when converted into celcius will become_____________
273ºC
373ºC
100ºC
0ºC