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22102 Unit I online test

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

The resistivity as semiconduetor is between ___________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

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

0

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

0
Should have chosen
Selected

10^{11} to 10^{19}

Incorrect
0

None of above 

0
Question 2

In N - Type Semiconductor mayjority carriers are______________--

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Holes 

0

Electrons 

0
Should have chosen
Selected

Both of above 

Incorrect
0

None of above 

0
Question 3

The General gas equation is given by__________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

PV = RT 

0
Should have chosen

PV = VR

0
Selected

PV = T

Incorrect
0

VR = PT

0
Question 4

In Charles law which of the following is constant 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Pressure 

0
Should have chosen

Temperature 

0
Selected

Volume 

Incorrect
0

All of above 

0
Question 5

In P-Type semiconductor mayorty cariers are _________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Holes 

0
Should have chosen
Selected

Electrons 

Incorrect
0

Both of above 

0

None of above 

0
Question 6

Conduction is ___________than convection 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Faster 

0
Selected

Medium 

Incorrect
0

Slower 

0
Should have chosen
Question 7

The ratio CP/CV is______________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Equal to 0.5

0
Should have chosen
Selected

Greater than 1

Incorrect
0

Less than 1 

0

Equal to 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 of the follwoing material is bad wnductor of heat 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Copper 

0
Selected

Glass 

Correct
1
Should have chosen

Steel 

0

Aluminium 

0
Question 10

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

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Condultion

0
Selected

Convection 

Incorrect
0

Raliation 

0
Should have chosen

None of abve 

0
Question 11

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

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

273 K

Incorrect
0

212 K

0

373 K

0
Should have chosen

100 K

0
Question 12

A Cup of tea kept on table losses its heat by______________process 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conduction 

0
Selected

Convection 

Incorrect
0

Radiation 

0

All of above 

0
Should have chosen
Question 13

273.15 K when converted into desree celcius will become________________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

32ºC

0
Selected

100ºC

Incorrect
0

273ºC

0

0ºC

0
Should have chosen
Question 14

100ºC will be___________when converted into forhentie 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

-273 F 

0

373 F 

0
Selected

212 F 

Correct
1
Should have chosen

273 F 

0
Question 15

32 F when converted into celcius will become_____________

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

373ºC

0

0ºC

0
Should have chosen

100ºC

0

273ºC

0