Civil Engineering - Applied Mechanics

16. 

The beam shown in below figure is supported by a hinge at A and a roller at B. The reaction RA of the hinged support A of the beam, is

A. 10.8 t
B. 10.6 t
C. 10.4 t
D. 10.2 t.

Answer: Option D

Explanation:

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17. 

The product of mass and velocity of a moving a body, is called

A. moment
B. momentum
C. power
D. impulse.

Answer: Option B

Explanation:

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18. 

Engineer's units of force, is

A. Newton in absolute units
B. Dyne in absolute units
C. Newton and dyne in absolute units
D. All the above.

Answer: Option A

Explanation:

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19. 

Joule is the unit of

A. work
B. force
C. power
D. torque
E. none of these.

Answer: Option A

Explanation:

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20. 

The maximum velocity of a body vibrating with a simple harmonic motion of amplitude 150 mm and frequency 2 vibrations/sec, is

A. 188.5 m/sec
B. 18.85 m/sec
C. 1.885 m/sec
D. 0.18845 m/sec.

Answer: Option C

Explanation:

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