In P-N dioude the border where P region meels N-region is Called________________
Junction
Barrier
Crossechtion
Depletion
In Charles law which of the following is constant
Pressure
Temperature
Volume
All of above
Which of the following is highest energy band
Valancy band
Energy band
Conduction band
None of above
A Pure semiconductor is Called ___________semiconductors
Extrinsic
Pentavalent
Trivalent
Intrinsic
The resistivity as metals is between________________
Which mode of heat transfer takes place without actual migration of particiles
Conduction
Conveection
Radiatiion
Which mode of heat transfer is fastest as all other modes
Convection
Radilation
Which of the follwoing material is bad wnductor of heat
Aluminium
Copper
Glass
Steel
The ratio CP/CV is______________________
Greater than 1
Equal to 1
Equal to 0.5
Less than 1
Cp is always_____________CV
Greater than
equal to
Smaller than
Half of
273.15 K when conveted into Forhenite will become___________________
100ºF
32ºF
373ºF
0ºF
100ºC will be when converted into kelvin will become
212 K
273 K
373 K
-273 K
The Boiling point of water in Kelvin scale of temperature is _______________
100 K
32 F when converted into celcius will become_____________
373ºC
0ºC
273ºC
100ºC
A Cup of tea kept on table losses its heat by______________process
Radiation