22102 Mock test

How many fundamental quantities are there in SI Units system?

Which of the following is derived Unit ?

In Semiconduelotrs the valancy band and Condution band____________________

Which of the following is trivalent impurity ____________

Indium (In) Boron (B) and Aluminium (Al) are examples of 

Who are minority  change Carriers is N-type semi-conductors 

When Aluminium (Al) is added to Pure Germanium (Ge) we get___________Semiconductor 

When Boron (B) is added to Pure Silicon (Si) we Get _________________semiConuctor

The Length of rectangle is 1.25 cn and width is 3.354cm The area of rectange in significant figures with be____________

100ºC will be___________when converted into forhentie 

100ºC will be when converted into kelvin will become 

A Good Unit should be,

Nutrom are electrically ___________parchles 

SI unit of electric field Intensity is_____________________

1Volt is given by __________________________-

Which mode of heat transfer is fastest as all other modes 

Conduction is ___________than convection 

Which mode of heat transfer can take place even without a medium 

Which of the follwoing material is bad wnductor of heat 

There flask cused to keep liqued Hot or coll for long times has double walled glass vessel because