If the radius of a sphere is raised from 10 cm to 10.02 cm when heated; then the percentage increase in volume is

1.  0.2

2.  0.6

3.  0.05

4.  π/10

View Answer  
4
Correct Answer :

0.6


Explanation :
No Explanation available for this question

The radius of a sphere is 3 cm. if an error of 0.03 cm is made in measuring the radius of the sphere, then the error in surface area is

1.  0.125πsq.cm

2.  0.72πsq.cm

3.  0.05πsq. cm

4.  0.04πsq. cm

View Answer  
4
Correct Answer :

0.72πsq.cm


Explanation :
No Explanation available for this question

The radius of a sphere is 3 cm. If an error of 0.03 cm is made in measuring the radius of the sphere, then the percentage error in its surface area is

1.  2

2.   0.02

3.   0.002

4.  0.0002

View Answer  
4
Correct Answer :

2


Explanation :
No Explanation available for this question

If there is an error of 0.01cm in the diameter of a sphere when its radius 5 cm, then the percentage error in its surface area is

1.   0.2

2.  0.6

3.   0.05

4.  π/10

View Answer  
4
Correct Answer :

0.2


Explanation :
No Explanation available for this question

If there is a possible error of 0.01 cm in the measurement of side of a cube, the possible error in its surface area when the side is 10 cm is

1.  1.2sq.cm

2.  1.4sq.cm

3.  2.4sq.cm

4.  3.6sq.cm

View Answer  
4
Correct Answer :

1.2sq.cm


Explanation :
No Explanation available for this question

If there is an error of 0.02 cm in the measurement of the side 10 cm of a cube, then error in the surface area is

1.  1.2sq.cm

2.  1.4sq.cm

3.  2.4sq.cm

4.  3.6sq.cm

View Answer  
4
Correct Answer :

2.4sq.cm


Explanation :
No Explanation available for this question

If there is an error of 0.05 cm is made while measuring the side 10 cm of a cube, then the error in the volume is

1.  10 cubic cm

2.  12 cubic cm

3.  15 cubic cm

4.  20 cubic cm

View Answer  
4
Correct Answer :

15 cubic cm


Explanation :
No Explanation available for this question

If there is an error of 0.05 cm in the measurements of the side of a cube is 0.5. Then the percentage error in its volume is

1.  0.075

2.  0.0075

3.  7.5

4.  0.75

View Answer  
4
Correct Answer :

0.075


Explanation :
No Explanation available for this question

The percentage error in measuring the side of a cube is 0.5. Then the percentage error in its volume is

1.  ½

2.   1

3.  3/2

4.  2

View Answer  
4
Correct Answer :

3/2


Explanation :
No Explanation available for this question

In a cube the percentage increase in the side is 1.the percentage increase in volume of cube is

1.  2

2.  ½

3.  1/3

4.  3

View Answer  
4
Correct Answer :

3


Explanation :
No Explanation available for this question
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