Civil Engineering - SI Units

Exercise :: SI Units - Section 1

  • SI Units - Section 1
11. 

Pick up the correct statement from the following:

A. In S.I. system, pressure is expressed in N/m2
B. In S.I. system, surface tension is expressed in Newton per metre
C. In S.I. system, force is expressed in Newtons
D. In S.I. system, power is expressed in watts
E. All the above.

Answer: Option E

Explanation:

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12. 

100 kN/m2 pressure is equal to

A. 1 atm
B. 1 bar
C. 1 m bar
D. 1 mm Hg

Answer: Option B

Explanation:

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13. 

The solid angles are measured in

A. degrees
B. grades
C. radians
D. steradians.

Answer: Option D

Explanation:

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14. 

10-12, is called

A. Terra
B. pico
C. Giga
D. Mega
E. None of these.

Answer: Option B

Explanation:

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15. 

Pick up the correct statement from the following:

A. The units of moment of inertia of a plane area, depends upon the units of the area and the length
B. The moment of inertia is expressed in m4 if the area is in square metres and the length is also in metres
C. The moment of inertia is expressed in cm4 if the area is in square centimetres and the length in centimetres
D. The moment of inertia is expressed in mm4 if the area is in square millimetres and the length in millimetres
E. All the above.

Answer: Option E

Explanation:

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