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22102 Unit I online test

You got 14 of 15 possible points.
Your score: 93%
Question 1

Which of the following is a semiconductor material 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Aluminium 

0

Copper 

0
Selected

Germanium 

Correct
1
Should have chosen

Mica

0
Question 2

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Divalent 

0

Tetravalent 

0

Trivalent 

0
Selected

Pentavalent 

Correct
1
Should have chosen
Question 3

SI Unit of temp is__________________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

ºC  [ Celcius ]

0
Selected

K [ Kelvin ] 

Correct
1
Should have chosen

J [ Joule }

0

F [ Farhenite ]

0
Question 4

In boyles law which of the followingt is constant 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Pressure 

0
Selected

Temperature 

Correct
1
Should have chosen

Volume 

0

All of above 

0
Question 5

The resisitivity as insulator is between____________________-

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

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

0

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

0
Selected

10^{11} to 10^{19}

Correct
1
Should have chosen

None of above 

0
Question 6

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 7

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Conduction 

Correct
1
Should have chosen

Conveection 

0

Radiatiion 

0

None of above

0
Question 8

Which of the follwoing material is bad wnductor of heat 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer
Selected

Glass 

Correct
1
Should have chosen

Steel 

0

Copper 

0

Aluminium 

0
Question 9

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 10

Which mode of heat transfer is slowest of all other models 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Convection 

0
Selected

Conduction 

Correct
1
Should have chosen

Radiation 

0

None of above 

0
Question 11

A Cup of tea kept on table losses its heat by______________process 

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

Conduction 

0

Convection 

0

Radiation 

0
Selected

All of above 

Correct
1
Should have chosen
Question 12

The Process by which heat reaches from surp to earth is 

Score: 0 of 1
Your answerChoiceCorrect?ScoreCorrect answer

None of above 

0

Convection 

0
Selected

Conduction 

Incorrect
0

Radiation

0
Should have chosen
Question 13

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 14

The boiling Point of water in farfhenite scale is_______________

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

100ºF

0

212ºF

0

273ºF

0
Selected

373ºF

Correct
1
Should have chosen
Question 15

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

Score: 1 of 1
Your answerChoiceCorrect?ScoreCorrect answer

273 K

0

212 K

0

100 K

0
Selected

373 K

Correct
1
Should have chosen