Civil Engineering - GATE Exam Questions

The focal length of the object glass of a tacheometer is 200 mm, the distance between the vertical axis of the tachometer and the optical centre of the object glass is 100 mm and the spacing between the upper and lower line of the diaphragm axis is 4 mm. With the line of collima-tion perfectly horizontal, the staff intercepts are 1 m (top), 2 m (middle), and 3 m (bottom). The horizontal distance (m) between the staff and the instrument station is

Allowable average shear stress in an un-stiffened web for beams made of steel of grade 250 N/mm² is :

The superelevation needed for a vehicle travelling at a speed of 60 kmph on a curve of radius 128 m on a surface with a coefficient of friction of 0.15 is :

The plastic modulus of a section is 4.8 x 10^-4 m³. The shape factor is 1.2. The plastic moment capacity of the section is 120 kN.m. The yield stress of the material is

A propped cantilever beam in shown in the below figure. The plastic moment capacity of the beam is M₀. The collapse load P is