Select the correct option of Fundamental quantites with SI units
a-iii , b-i , C-iv , d-ii
a-ii , b-iv , c-i , d-iii
a-ii , b-i , c-iv , d-iii
a-iv , b-iii , C-ii , d-i
What is SI unit of Angle
Theta
Candela
degree
Radian
The gas has _______________Speafic heat (s)
Unlimited
One
Two
Three
Which of the following is NOT an insulator
Copper
Wood
Mica
Rubber
Arsenics (As), Antimony (Sh) and Phosphrous (P) are examples of
Trivalent
Divalent
Tetravalent
Pentavalent
When Aluminium (Al) is added to Pure Germanium (Ge) we get___________Semiconductor
N-type
None of above
P-type
In Insulators energy gap between conduction band and energy band is________________________
Nearly 1 ev
Between 1ev and 5ev
Above 5 ev
In Conductors there is _________________ gap between valance band and conduction band
Very Large
Small
No
Large
If length of a component is 20.15 0.02, If two such component are joined together what will be total length
40.30 0.04
40.300.02
40.30 0.08
40.30 0.01
273.15 K when conveted into Forhenite will become___________________
0ºF
373ºF
32ºF
100ºF
The Process by which heat reaches from surp to earth is
Convection
Conduction
Radiation
The error due to worng settings in instrumental is called
Instrumental error
Random error
Systematic error
SI unit of magnetic field intensity is______________________
Weber
Tesla
Maxwell
According to coulombs law Force of attraction is directly propartional to____________________________
Square of distances between charges
Square root of distance between charges
Mutipuication of Charges
Distance between charges
SI unit of electric field Intensity is_____________________
C/N
N/m
N/C
Which mode of heat transfer is slowest of all other models
Cp is always_____________CV
Half of
equal to
Smaller than
Greater than
Which mode of heat transfer can take place even without a medium
Condultion
Raliation
None of abve
Which mode of heat transfer is fastest as all other modes
Radilation
There flask cused to keep liqued Hot or coll for long times has double walled glass vessel because
Glass is good conductor of Heat
Glass is light in weight
Glass has good reflective porperty
Glass is bad conductor of heat