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22102 Unit I online test

You got 7 of 15 possible points.
Your score: 47%
Question 1

In___________ the valancy band and coduction band overlap each other 

Score: 0 of 1
Your answerChoiceScore

Conductors 

0
Selected

Insulators 

0

Semiconductors 

0

None of above 

0
Question 2

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

Score: 1 of 1
Your answerChoiceScore

Divalent

0

Tetravalent 

0

Pentavalent 

0
Selected

Trivalent 

1
Question 3

Arsenics (As), Antimony (Sh) and Phosphrous (P) are examples of 

Score: 0 of 1
Your answerChoiceScore
Selected

Tetravalent 

0

Divalent 

0

Trivalent 

0

Pentavalent 

0
Question 4

For which materials as the temperature increanes condutiwity decreases 

Score: 0 of 1
Your answerChoiceScore

Insulator 

0

Conduetor 

0
Selected

Semi-Conductor

0

None of abve 

0
Question 5

In______________,there is very big gap between conduction band and valancy band 

Score: 1 of 1
Your answerChoiceScore

Conductors 

0
Selected

Insulators 

1

Semiwnduetors 

0

None of above 

0
Question 6

Which mode of heat transfer takes place without actual migration of particiles 

Score: 1 of 1
Your answerChoiceScore
Selected

Conduction 

1

Conveection 

0

Radiatiion 

0

None of above

0
Question 7

Which of the follwoing material is bad wnductor of heat 

Score: 1 of 1
Your answerChoiceScore

Copper 

0

Steel 

0
Selected

Glass 

1

Aluminium 

0
Question 8

Cp is always_____________CV

Score: 1 of 1
Your answerChoiceScore

Half of 

0

Smaller than 

0

equal to 

0
Selected

Greater than 

1
Question 9

Which mode of heat transfer is fastest as all other modes 

Score: 1 of 1
Your answerChoiceScore

Conduction 

0

Convection 

0
Selected

Radilation 

1

None of above 

0
Question 10

Conduction is ___________than convection 

Score: 0 of 1
Your answerChoiceScore
Selected

Faster 

0

Slower 

0

Medium 

0
Question 11

100ºC will be___________when converted into forhentie 

Score: 0 of 1
Your answerChoiceScore
Selected

-273 F 

0

273 F 

0

373 F 

0

212 F 

0
Question 12

The boiling Point of water in farfhenite scale is_______________

Score: 0 of 1
Your answerChoiceScore
Selected

273ºF

0

100ºF

0

373ºF

0

212ºF

0
Question 13

The Process by which heat reaches from surp to earth is 

Score: 1 of 1
Your answerChoiceScore
Selected

Radiation

1

Conduction 

0

None of above 

0

Convection 

0
Question 14

273.15 K when converted into desree celcius will become________________

Score: 0 of 1
Your answerChoiceScore

32ºC

0

273ºC

0

0ºC

0
Selected

100ºC

0
Question 15

100ºC will be when converted into kelvin will become 

Score: 0 of 1
Your answerChoiceScore

373 K

0

-273 K

0

212 K

0

273 K

0