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22102 Unit I online test

You got 4 of 15 possible points.
Your score: 27%
Question 1

A dwped semiconductor is Called _____________________semiConductor

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Intrinsic 

Incorrect
0

Extrinsic

0
Should have chosen

Pentavalent

0

Pentavalent

0
Question 2

The General gas equation is given by__________________

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Your answerChoiceCorrect?ScoreCorrect answer
Selected

PV = T

Incorrect
0

VR = PT

0

PV = RT 

0
Should have chosen

PV = VR

0
Question 3

In boyles law which of the followingt is constant 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Pressure 

0

Temperature 

0
Should have chosen
Selected

Volume 

Incorrect
0

All of above 

0
Question 4

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

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Divalent 

0
Selected

Trivalent 

Incorrect
0

Tetravalent 

0

Pentavalent 

0
Should have chosen
Question 5

For which materials as the temperature increanes condutiwity decreases 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Semi-Conductor

0
Selected

Conduetor 

Correct
1
Should have chosen

None of abve 

0

Insulator 

0
Question 6

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 7

The ratio CP/CV is______________________

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Your answerChoiceCorrect?ScoreCorrect answer
Selected

Greater than 1

Incorrect
0

Equal to 0.5

0
Should have chosen

Equal to 1

0

Less than 1 

0
Question 8

Which mode of heat transfer is fastest as all other modes 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conduction 

0

Convection 

0
Selected

Radilation 

Correct
1
Should have chosen

None of above 

0
Question 9

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
Selected

Conveection 

Incorrect
0

Radiatiion 

0

None of above

0
Question 10

Which of the follwoing material is bad wnductor of heat 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Steel 

0

Aluminium 

0
Selected

Glass 

Correct
1
Should have chosen

Copper 

0
Question 11

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

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

373 K

0
Should have chosen
Selected

273 K

Incorrect
0

212 K

0

100 K

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
Selected

373ºF

Incorrect
0

0ºF

0

100ºF

0
Question 13

A Cup of tea kept on table losses its heat by______________process 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Conduction 

Incorrect
0

Convection 

0

Radiation 

0

All of above 

0
Should have chosen
Question 14

The boiling Point of water in farfhenite scale is_______________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

373ºF

Correct
1
Should have chosen

273ºF

0

100ºF

0

212ºF

0
Question 15

273.15 K when converted into desree celcius will become________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273ºC

0
Selected

100ºC

Incorrect
0

0ºC

0
Should have chosen

32ºC

0