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In an orthogonal machining with a tool of 9° orthogonal rake angle, the uncut chip thickness is 0.2mm. The chip thickness fluctuates between 0.25 mm and 0.4 mm. The ratio of the maximum shear angel to the minimum shear angle during machining is _________1 AnswerA single–point cutting tool with 12 degree rake angle is used to machine a steel work– piece. -gate-mechanical-20111 AnswerWhich pair of following statements is correct for orthogonal cutting using a single-point cutting tool? - Gate Mechanical Engineering 20141 AnswerThe process utilizing mainly thermal energy for removing material is: (Gate mechanical engineering 2014)1 AnswerWhich one of the following statements is TRUE for the ultrasonic machining (USM) process?1 AnswerMatch the following non-traditional machining processes with the corresponding material removal mechanisms : -gate-mechanical-20111 AnswerIf the area coverage of one sprinkler is 20 m 2 , with a maximum and minimum spacing of 4.6 m and 1.8 m respectively, the minimum number of spri nklers required to be arranged in a regular orthogonal grid to cover the area of a 15 m 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 AnswerIn an ore mine exposing stratified sulfide ore with sulfide bands having thickness between 10 and 100 cm, which one of the following sampling methods is the most appropriate? (-Gate geology and geophysics)1 AnswerWhat is the maximum ratio steel used in Shear Walls and Core Walls?1 AnswerA strip of 120 mm width and 8 mm thickness is rolled between two 300 mm-diameter rolls to get a strip of 120 mm width and 7.2 mm thickness. The speed of the strip at the exit is 30 m/min. There is no front or back tension. Assuming uniform roll pressure of 200 MPa in the roll bite and 100% mechanical efficiency, the minimum total power (in kW) required to drive the two roll is _______.1 AnswerQ41 - gate civil 2017 1 AnswerAn oblique shock wave with a wave angle β is generated from a wedge angle of θ GATE-Aerospace Engineering-Question-20121 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 AnswerFill in the blanks with acute, obtuse, straight :-Mathematics-cbse std 6th-Understanding elementary shapes.1 AnswerA force of 8.0 kN is applied perpendicularly to the axis of a crankpin having circular cross-sectional area. The allowable shear stress of the crankpin material is 40.0 N mm-2. If the crankpin fails under double shear, the design diameter of the cran1 AnswerThe modulation scheme commonly used for transmission from GSM mobile terminals is -GATE EC 20151 AnswerWhat is the maximum shear stress induced in the shaft of diameter 40 mm. 1 AnswerA block of length 200mm is machined by a slab milling cutter 34mm in diameter. The depth of cut and table feed are set at 2mm and 18mm/minute, respectively. Considering the approach and the over travel of the cutter to be same, the minimum estimated machining time per pass is _____________ minutes.1 AnswerA 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 Answer