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22102 Mock test

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You got 4 of 20 possible points.
Your score: 20%
Question 1

How many significant figures are there in reading 5000 \times 10^{6}

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

1

0
Should have chosen

8

0

10

Incorrect
0

5

0
Question 2

How many Significant Figures this reading has 19700

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

2

0

4

0

5

Incorrect
0

3 

0
Should have chosen
Question 3

How many significant figures this rading has 0.784 cm

Score: 1 of 1
ChoiceCorrect?ScoreCorrect answer

2 Significant Figures 

0

3 Significant Figures 

Correct
1
Should have chosen

4 Significant Figures 

0

1 Significant Figures 

0
Question 4

How many significant figures this reading has 0.0069

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

3

0

4

Incorrect
0

2

0
Should have chosen

5

0
Question 5

The error occur due to faulty instrument is___________________

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

Instumental error

0
Should have chosen

Random error 

Incorrect
0

systematic error

0

Human error 

0
Question 6

In his low resistance is given by R = V/I error in Voltage measurement is 4% The error in current measurement is 2% The error in resistance measurement will be____________

Score: 2 of 2
ChoiceCorrect?ScoreCorrect answer

6%

Correct
1
Should have chosen

8%

0

2%

0

4%

0
Question 7

Is x = a^{2} b/c where the percentage error in a,b,&C are 2% , 3% and 5% respectively Total percentage error in x will be_____________________

Score: 0 of 2
ChoiceCorrect?ScoreCorrect answer

12%

0
Should have chosen

24%

Incorrect
0

10%

0

2.4%

0
Question 8

Temp scales dgree celsius (ºC) and Kelvin are related  by

Score: 0 of 2
ChoiceCorrect?ScoreCorrect answer

ºC + 273 = K

0
Should have chosen

ºC = K / 273

Incorrect
0

ºC - 273 = K

0

ºC = K + 273

0
Question 9

The measuremant of side of a cube has error of 2% The error in volume measurement with be__________________

Score: 0 of 2
ChoiceCorrect?ScoreCorrect answer

6%

0
Should have chosen

4%

Incorrect
0

0.5%

0

8%

0
Question 10

Additian & measurement 12.241 cm, 4.51 cm & 4.0 cm in significant figure is_____________________

Score: 0 of 2
ChoiceCorrect?ScoreCorrect answer

20.751

Incorrect
0

20.750

0

20.75

0

20.7

0
Should have chosen
Question 11

Dimension of Power_______________

Score: 1 of 1
ChoiceCorrect?ScoreCorrect answer

 L^1 M^{-2} {T^{3}}

0

L^1 M^2 {T^{2}}

0

  L^1 M^1 {T^{-3}}

Correct
1
Should have chosen

 M^1 L^{-1} {T^{3}}

0
Question 12

Dimension of Density

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

 L^{-3} M^1 {T^{0}}

0
Should have chosen

L^3 M^1 {T^{0}}

0

 L^3 M^1 {T^{1}}

Incorrect
0

L^{-3} M^0 {T^{1}}

0
Question 13

Which of the following is derived Unit ?

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

K ( Kelvin )

0

Cd ( Candella) 

0

Kg ( Kilogram )

Incorrect
0

N ( Newton)

0
Should have chosen
Question 14

What is SI Unit of Amount of Substance?

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

Kg

0

Gram 

0

Newton 

Incorrect
0

Mol

0
Should have chosen
Question 15

Select Correct option of Qty & Unit 

 

Qty
Unit

a) Mass
P) K

b) Electric Current 
q) A

c) Luminious Intensity 
r) Kg

d) Temp
s) Cd

 

Score: 0 of 1
ChoiceCorrect?ScoreCorrect answer

a-r , b-s , c -p , d-q

0

a-r , b-q , c -s , d-p

0
Should have chosen

a-r , b-q , c -p , d-s

0

a-r , b-s , c -p , d-q

0