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22102 Unit I online test

You got 3 of 15 possible points.
Your score: 20%
Question 1

A dwped semiconductor is Called _____________________semiConductor

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Extrinsic

0
Should have chosen

Pentavalent

0

Pentavalent

0

Intrinsic 

0
Question 2

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Trivalent 

0

Tetravalent 

0
Selected

Pentavalent 

Correct
1
Should have chosen

Divalent 

0
Question 3

The resistivity as metals is between________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

10^{-2} to 10^{-8}

0
Should have chosen
Selected

10^{-5} to 10^{6}

Incorrect
0

10^{11} to 10^{19}

0

None of above 

0
Question 4

Absolute Zero temperature in degree celcius is________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273ºC

0
Selected

100ºC

Incorrect
0

-273ºC

0
Should have chosen

0ºC

0
Question 5

The gas has _______________Speafic heat (s)

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Three 

0

Unlimited 

0

One 

0
Selected

Two

Correct
1
Should have chosen
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

Radiatiion 

0
Selected

None of above

Incorrect
0
Question 7

Which of the follwoing material is bad wnductor of heat 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Copper 

0

Glass 

0
Should have chosen
Selected

Aluminium 

Incorrect
0

Steel 

0
Question 8

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

Radiation 

0
Selected

None of above 

Incorrect
0
Question 9

Which mode of heat transfer is fastest as all other modes 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conduction 

0

Convection 

0

Radilation 

0
Should have chosen
Selected

None of above 

Incorrect
0
Question 10

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Condultion

0

Convection 

0
Selected

Raliation 

Correct
1
Should have chosen

None of abve 

0
Question 11

The Process by which heat reaches from surp to earth is 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

None of above 

0

Radiation

0
Should have chosen
Selected

Convection 

Incorrect
0

Conduction 

0
Question 12

100ºC will be___________when converted into forhentie 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

-273 F 

Incorrect
0

212 F 

0
Should have chosen

273 F 

0

373 F 

0
Question 13

The Boiling point of water in Kelvin scale of temperature is _______________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273 K

0

212 K

0
Selected

100 K

Incorrect
0

373 K

0
Should have chosen
Question 14

32 F when converted into celcius will become_____________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

0ºC

0
Should have chosen

100ºC

0
Selected

373ºC

Incorrect
0

273ºC

0
Question 15

The boiling Point of water in farfhenite scale is_______________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

212ºF

0

273ºF

0
Selected

100ºF

Incorrect
0

373ºF

0
Should have chosen