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A block of mass 5kg is released from rest along a 40 degree inclined plane. Determine the acceleration of the block using D'Alemberts priniciple. Take coefficient of friction as 0.2.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Define Angle of friction and Angle of repose. Show that Angle of friction is equal to the Angle of repose.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Two masses of 60 N, & 30N, are positioned over frictionless & massless pulley (fig. 15). If the 60 N. mass is released from rest, find the speed at which the 60N. mass will hit the ground.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Discuss the resultant of concurrent forces in space.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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The y coordinate of a particle is given by y=6t3-5t. If ax=14t m/sec2 & vx=4 m/sec at t=0, determine the velocity & acceleration of particle when t=1 second.
engineering physics updated 4.9 years ago by teamques10 ★ 70k
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Fig. 10 show the v-t diagram for the motion of a train as it moves from station A to station B. Draw a-t graph & find the average speed of the train & the distance between the stations.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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556
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Find the support reactions for the beam (Fig 9).
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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A force F =80i +50j-60k passes through a point A(6,2,6). Compute its moment about point B(8,1,4).
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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803
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Define the terms with neat sketches: Direct impact, oblique impact & line of impact.
wave theory propagation updated 4.9 years ago by teamques10 ★ 70k
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708
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Find support reactions at A and B for the beam loaded as shown m figure. A is hinged and B is roller.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Replace the force system (fig 5) by a single force w.r.t to pint C.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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A particle travels on a circular path, whose distance travelled is defined by S=(0.5t3+3t)m. If the total acceleration is 10 m/s2, at t=2 sec, find its radius of curvature.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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For the truss shown in figure, determine, i) Support Reactions ii) Forces in members CE and CF by method of sections only. iii) Forces in any other members by method of joints
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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The crank BC of a slider crank mechanism is rotating at constant speed of 30 rpm clockwise. Determine the velocity of the piston A at the given instant.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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487
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Find out the intercepts made by the plane (1 0 1) and (4 1 4) in a cubic unit cell. Draw [1 2 1] and [1 2 4] in a cubic unit cell.
engineering physics updated 4.9 years ago by teamques10 ★ 70k
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A prismatic bar AB of length 6m and weight 3KN is hinged to a wall and supported by cable BC. Find hinge reaction and tension in cable BC.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Three concurrent forces P=150N, Q=250N and S=300N are acting at 120° with each other. Determine their resultant force magnitude and direction with respect to P. What is their equilibrant?
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Two masses are interconnected with the pulley system Neglecting inertial & frictional effect of pulleys & cord, determine the acceleration of the mass m2. take m1 = 50kg & m2 = 40kg
engineering physics updated 4.9 years ago by teamques10 ★ 70k
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A force of magnitude 500N is acting from A(2,3,6) and passes through a point B(6,2,6). Compute its moment about point C(4,6,3).
circuit transmission lines updated 4.9 years ago by teamques10 ★ 70k
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734
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A wheel is rolling along a straight path without slipping. Determine velocity of points A, B and p. OP = 600mm, ω=4 rad/sec, Vo=4m/s
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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675
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For a vehicle moving along a straight line, v-t diagram is as shown in figure below. Plt a-t & s-t diagrams for the given time period.
engineering physics updated 4.9 years ago by teamques10 ★ 70k
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Find velocity of C and point D at the instant shown ωAB = 3 rad/sec clockwise. AB = 400mm.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Prove that for a perfectly elastic body two equal masses participating in collision exchange their velocities.
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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640
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Replace the force system by a single force w.r.to point C
engineering mechanics updated 4.9 years ago by teamques10 ★ 70k
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Find the angle the force P makes with horizontal such that the block of mass 4 kg has an acceleration of 10m/sec2, when it is subjected to a force of 35 N. μs=0.7, μk=0.6
engineering physics updated 4.9 years ago by teamques10 ★ 70k
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