What is SI unit of Angle
degree
Candela
Theta
Radian
Which of the following is a derived quantity
Electric Current
Mass
Luminious Intensity
Weight
Which of the following is trivalent impurity ____________
Antimony (Sb)
Boron (B)
Germanium (Ge)
Arsenis (As)
Absolute zero on kelivin scale is equal to_______________
-373K
0K
100 K
-273K
In Charles law which of the following is constant
Pressure
Temperature
Volume
All of above
When Aluminium (Al) is added to Pure Germanium (Ge) we get___________Semiconductor
P-type
N-type
None of above
In Conductors there is _________________ gap between valance band and conduction band
Small
No
Very Large
Large
When Antimony (As) is added to Pure silicon (Si) we get__________SemiCondutor
Additian & measurement 12.241 cm, 4.51 cm & 4.0 cm in significant figure is_____________________
20.751
20.7
20.750
20.75
273.15 K when converted into desree celcius will become________________
100ºC
0ºC
273ºC
32ºC
The Boiling point of water in Kelvin scale of temperature is _______________
212 K
273 K
373 K
How many significant Figures this reading has 2.5400
4
6
5
3
SI unit of Resistivity is ____________________________
Ohm - ( / )
Ohm / meter ( / m)
Ohm ( )
Ohm - meter ( - m)
According to coulomb's loa and Force of attraction/repulsion is inversely proportional to________________________
Distance between charges
Mutipuication of Charges
Square of distances between charges
Square root of distance between charges
The change is produced due to excess or deficiency of an__________________
Proton
Orbit
Newtrom
Electron
The ratio CP/CV is______________________
Equal to 0.5
Greater than 1
Less than 1
Equal to 1
Conduction is ___________than convection
Medium
Faster
Slower
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
Convection
Raliation
None of abve
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 is bad conductor of heat
Glass has good reflective porperty