Which of the Following is not a Physical quantity
height
Light
Length
Pain
Dimension of Force
In Semiconduelotrs the valancy band and Condution band____________________
Have small gap
Have huge gap
overlap each other
None of above
Which of the following is NOT a conductor
Copper
Aluminium
Iron
Mica
In P-Type semiconductor mayorty cariers are _________________
Holes
Electrons
Both of above
In N-type semiconductor Doping increases number as _______________
When Boron (B) is added to Pure Silicon (Si) we Get _________________semiConuctor
N-type
P-type
In Conductors there is _________________ gap between valance band and conduction band
No
Very Large
Large
Small
Additian & measurement 12.241 cm, 4.51 cm & 4.0 cm in significant figure is_____________________
20.75
20.750
20.751
20.7
100ºC will be___________when converted into forhentie
373 F
273 F
-273 F
212 F
100ºC will be when converted into kelvin will become
373 K
273 K
212 K
-273 K
How many Significant Figures this reading has 19700
4
5
3
2
Unlike charges________________each Other
Repet
Attract
Neither attract nor repel
SI unit of magnetic field intensity is______________________
Maxwell
Candela
Tesla
Weber
SI unit of electric field Intensity_____________________
N/C
V/m
Conduction is ___________than convection
Faster
Slower
Medium
Cp is always_____________CV
Smaller than
Half of
Greater than
equal to
Which of the follwoing material is bad wnductor of heat
Glass
Steel
The ratio CP/CV is______________________
Greater than 1
Equal to 1
Less than 1
Equal to 0.5
There flask cused to keep liqued Hot or coll for long times has double walled glass vessel because
Glass is light in weight
Glass has good reflective porperty
Glass is good conductor of Heat
Glass is bad conductor of heat