191) In the virtual work method, the virtual quantity is

192) As per IS:800, in the plastic design, which of the following pairs are correctly matched? Working Loads Load factor (i) Dead load1.7 (ii) Dead Load + imposed load1.7 (iii) Dead load + load due to wind or 1.3 seismic forces (iv) Dead load + imposed load + load 1.7due to wind or seismic forces Of these statements

193) The shape factor of an isosceles triangle for bending about the axis parallel to the base is

194) In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be [where, Aw = effective cross-sectional area resisting shear fy = yield stress of the steel]

195) The minimum thickness of a steel plate, which is directly exposed to weather and is not accessible for cleaning and repainting, should be