1. A three hinged arch is loaded with an isolated load 1000 kg at a horizontal distance of 2.5 m from the crown, 1 m above the level of hinges at the supports 10 metres apart. The horizontal thrust is
2. A short column 20 cm x 20 cm in section is reinforced with 4 bars whose area of cross section is 20 sq. cm. If permissible compressive stresses in concrete and steel are 40 kg/cm2 and 300 kg/cm2, the Safe load on the column, should not exceed
Correct Answer: both levelling and centering are done simultaneously
4. A prestressed rectangular beam which carries two concentrated loads W at L/3 from either end, is provided with a bent tendon with tension P such that central one-third portion of the tendon remains parallel to the longitudinal axis, the maximum dip h is
7. The various stages occuring in GPS system are described below : 1. Generation of an output to the user 2. Detection of the GPS signal 3. Processing the data in the built-in-computer 4. Decoding the GPS signal. The correct sequence of the stages is :