Question: In the cross-section of a rectangular beam, what is the ratio of the average shear stress to the maximum shear stress ? [A]. 3/2 [B]. 2/3 [C]. 4/3 [D]. 3/4 Answer: Option B Explanation: No answer description available for…
Question: In the cantilever beam shown in the figure, what is the percentage of bending moment at l/2 with respect to the maximum bending moment at the fixed support ? [A]. 15% [B]. 20% [C]. 25% [D]. 30% Answer: Option…
Question: A cantilever beam of span l carries a uniformly varying load of zero intensity at the free end and w per metre length at the fixed end. What does the integration of the ordinate of the load diagram between…
Question: A shot of mass m penetrates a thickness t of a fixed plate of mass M. If the plate were free to move and the resistance supposed to be uniform, which one of the following is the thickness penetrated…
Question: A stone dropped from the top of a tower is found to travel (5/9) of the height of the tower during the last second of its fall. What is the total time of fall ? [A]. 2 s [B].…
Question: If the magnitude of the resultant of two forces F and 2F acting at a point O is 50 N, and the included angle between F and 2F is 90°, then what is the magnitude of F ? [A].…
Question: A car negotiates a curve on a slippery road at a constant speed of 10 m/s. If the coefficient of friction is 0.5, what is the minimum radius of the arc in which the car can turn ? [A].…
Question: If R is the radius of the circular railway curve in metres and D is the degree of the curve, then which one of the following is the expression for D ? [A]. D = 360/R [B]. D =…
Question: The amount of gradient is required to be reduced, whenever a horizontal curve and gradient have to be provided together. What is this process known as ? [A]. Momentum gradient [B]. Pusher gradient [C]. Grade compensation [D]. Grade resistance…
Question: Mercury (density = 13600 kg/m3, σ = 0.49N/mm internal diameter open-ended capillary tube is inserted in the middle of the beaker into the mercury. The meniscus in the tube will be below the external mercury surface by how much…