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22102 Unit I online test

You got 9 of 15 possible points.
Your score: 60%
Question 1

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conductors 

0
Selected

Insulators 

Correct
1
Should have chosen

Semiwnduetors 

0

None of above 

0
Question 2

There is no Forbidden energy gap in__________Material 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Conductor 

Correct
1
Should have chosen

Insulator 

0

Semi conductor 

0

None of Above 

0
Question 3

Which of the following wloues reflects more heat 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Black 

0

Red

0

Blue 

0
Selected

White 

Correct
1
Should have chosen
Question 4

Silicon (Si) and Germanium (Ge) are _______________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Trivalent 

Incorrect
0

Pentavalent 

0
Should have chosen

Tetavalent 

0

Divalent 

0
Question 5

A dwped semiconductor is Called _____________________semiConductor

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Pentavalent

Incorrect
0

Intrinsic 

0

Extrinsic

0
Should have chosen

Pentavalent

0
Question 6

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

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conduction 

0
Should have chosen

Conveection 

0
Selected

Radiatiion 

Incorrect
0

None of above

0
Question 7

The ratio CP/CV is______________________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Greater than 1

0

Equal to 1

0
Selected

Equal to 0.5

Correct
1
Should have chosen

Less than 1 

0
Question 8

Which of the follwoing material is bad wnductor of heat 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Aluminium 

0

Copper 

0

Steel 

0
Selected

Glass 

Correct
1
Should have chosen
Question 9

Which mode of heat transfer is slowest of all other models 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Convection 

0

Conduction 

0
Should have chosen
Selected

Radiation 

Incorrect
0

None of above 

0
Question 10

Which mode of heat transfer is fastest as all other modes 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Conduction 

Incorrect
0

Convection 

0

Radilation 

0
Should have chosen

None of above 

0
Question 11

100ºC will be___________when converted into forhentie 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

212 F 

Correct
1
Should have chosen

273 F 

0

-273 F 

0

373 F 

0
Question 12

273.15 K when conveted into Forhenite will become___________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

32ºF

0
Should have chosen

373ºF

0

0ºF

0
Selected

100ºF

Incorrect
0
Question 13

The boiling Point of water in farfhenite scale is_______________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273ºF

0

212ºF

0
Selected

373ºF

Correct
1
Should have chosen

100ºF

0
Question 14

100ºC will be when converted into kelvin will become 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273 K

0

-273 K

0
Selected

373 K

Correct
1
Should have chosen

212 K

0
Question 15

273.15 K when converted into desree celcius will become________________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

32ºC

0
Selected

0ºC

Correct
1
Should have chosen

273ºC

0

100ºC

0