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A composite circular shaft is comprised of a steel core surrounded by an aluminum annulus, perfectly bonded to each other as shown in the fi gure. If it subjected to a pure torque, which one of the following statements is TRUE? GATE-1 AnswerA motor is driving a solid circular steel shaft transmits 40kW of power at 500 rpm. If the diameter of the shaft is 40 mm, The maximum shear stress in the shaft is ____ MPa. 1 AnswerA shaft with a circular cross-section is subjected to pure twisting moment. The ratio of the maximum shear stress to the largest principal stress isGate-20161 AnswerA tapered circular rod of diameter varying from 20 mm to 10 mm is connected to another uniform circular rod of diameter 10 mm as shown in the following figure. Both bars are made of same material with the modulus of elasticity, E = 2x105 MPa. When subjected to a load P = 30π kN, the deflection at point A is _______________ mm. - gate civil 2017 1 AnswerThe channel section of uniform thickness 2mm shown in the figure is subjected to a torque of 10 Nm. If it is made of a material with shear m odulus of 25 GPa, the twist per unit length in radians/m is? GATE1 AnswerThe slip of an induction motor normally does not depend on -Electrical Engineering-gate-20121 Answern the steel structure (Young’s modulus = 200 GPa) shown in the figure, all members have a circular cross-section of radius 10 mm. Column BD is pinned at B and D. The support at A is hinged. The minimum value1 AnswerWhich one of the following statements is NOT appropriate regarding cone index GATE-Agricultural Engineering-Question-20121 AnswerConsider the following two statements: -computer science-gate-20071 AnswerThe PKiKP phase denotes the passage of a seismic wave in the Earth as: (-Gate geology and geophysics 2014)1 AnswerThe cross-section of a long thin-walled member is as shown in the figure. When subjected to pure twist, point A . GATE- Aerospace1 AnswerWhat is RCC, Steel and Composite Bridges? explain all.1 AnswerWhich one of the following NDT techniques CANNOT be used to detect an internal crack in a steel shaft? (-Gate metallurgical engineering 2014)1 AnswerWhile testing a wheat thresher at the recommended throughput, 80 N m torque is recorded at 750 rpm at the main shaft of the threshing cylinder, which is operated by a 200 mm diameter v-pulley. The overload factor and unit mass of the v-belt are 1.2 a1 AnswerA steel strip of length, L = 200 mm is fixed at end A and rests at B on a vertical spring of stiffness, k = 2 N/mm. The steel strip is 5 mm wide and 10 mm thick. A vertical load, P = 50 N is applied at B, as shown in the figure. Considering E = 200 GPa, the force (in N) developed in the spring is __________. - gate civil 2017 1 AnswerTick True/False against the following statements. cbse-class8-chemistry-20151 AnswerPcP and ScS phases are reflected from gate Geology & Geophysics 2017 1 AnswerPcP and ScS phases are reflected from gate Geology & Geophysics 2017 1 AnswerConsider the following statements for air-entrained concrete: (i) Air-entrainment reduces the water demand for a given level of workability (ii) Use of air-entrained concrete is required in environments where cyclic freezing and thawing is expected Which of the following is TRUE? - gate civil 2017 1 AnswerA steel rod was subjected to a fluctuating stress cycle that varied between a maximum of 400 MPa in tension to a minimum of 300 MPa in compression. What is the stress amplitude, in MPa?______. (-Gate metallurgical engineering 2014)1 Answer