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EndsemMay 20242019 patternFE

Engineering Mechanics (EM) SPPU Endsem Question Paper May 2024

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated EM questions
Subject code
101011
Pattern
2019 pattern
Exam
Endsem
Session
May 2024
Max. marks
70
Time
2½ Hours
Semester
I/II
Paper code
[6260]-7

Printed for: F.E. (Common)

Instructions to the candidates

  1. Answer Q.1 or Q.2, Q.3 or Q.4, Q.5 or Q.6, Q.7 or Q.8.
  2. Neat sketches must be drawn wherever necessary.
  3. Figures to the right indicate full marks.
  4. Assume suitable data, if necessary.
  5. Use of electronic pocket calculator is allowed.
  6. Use of cell phone is prohibited in the examination hall.

Questions

  1. Q1

    1. a)

      A 1.5 m cable placed around a crate as shown in Fig. 1 a. If the mass of the crate is 300 kg, determine the tension in the cable.

      [7]
    2. b)

      A square mat foundation supports four column as shown in Fig. 1 b. Determine the magnitude and point of application of the resultant with respect to origin.

      [7]
    3. c)

      Explain in brief free body diagram, active and reactive forces with suitable sketch. 2

      [4]

  2. Q2

    1. a)

      This part has equations that don’t show as text. Open the PDF to read it.

      [7]
    2. b)

      The square steel plate has a mass of 1800 kg with mass center G as shown in Fig. 2 b. Determine the tension in each cable so that the plate remains horizontal.

      [7]
    3. c)

      Find support reaction at A and B for the beam AB as shown in Fig. 2 c.

      [4]

  3. Q3

    1. a)

      Determine the forces in the members AB, AE and BE of the truss as shown in Fig. 3 a.

      [7]
    2. b)

      The cable segment supports the loading as shown in Fig. 3 b. Determine the component of reactions at A and B. Also find maximum tension in segment of the cable. 3

      [7]
    3. c)

      Differentiate truss and, frame with suitable sketch.

      [4]

  4. Q4

    1. a)

      Determine the forces in the members BC, BE and AE of the truss as shown in Fig. 3 a.

      [7]
    2. b)

      Determine the components of reactions at supports A and B for the frame loaded and supported as shown in Fig. 4 b.

      [7]
    3. c)

      The maximum tension is 100 N for the Cable profiles ABCD as shown in Fig 4 c. Determine the force P at B and C to keep the segment BC in horizontal position. Also find tension in segment BC.

      [4]

  5. Q5

    1. a)

      A car comes to rest from an initial speed of 80 km/h in a distance of 30 m. With the same constant acceleration, determine the distance ‘s’ for which the car comes to rest from an initial speed of 110 km/h.

      Also asked:Nov 2023

      [5]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      A projectile is launched with a speed of V 0 = 25 m/s at an angle of θ = 30° with horizontal as shown in Fig. 5 c. Determine the maximum distance travel by projectile along horizontal and vertical direction.

      [6]

  6. Q6

    1. a)

      This part has equations that don’t show as text. Open the PDF to read it.

      [5]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      A golfer hits the golf ball from point A with an initial velocity of 50 m/s at an angle of 25° with the horizontal shown in Fig. 6 c. Determine the maximum horizontal distance x max and maximum height h max it attain. 5

      [6]

  7. Q7

    1. a)

      The system shown in Fig. 7 a is initially at rest. Neglecting axle friction and mass of pulley, determine the acceleration of 200 kg block A.

      [6]
    2. b)

      The pendulum bob has a mass m and is released from rest as shown in Fig. 7 b when θ = 0°. Determine the tension in the cord as function of the angle of descent θ . Neglect the size of bob.

      [6]
    3. c)

      A 20 Mg railroad car moving with 0.5 m/s speed to the right collides with a 35 Mg car which is at rest. If the coefficient of restitution between the two cars is e = 0.65 determine the speed of the cars after the collision.

      Also asked:Nov 2023

      [5]

  8. Q8

    1. a)

      A block of weight 200 N is kept on an incline plane and a force P = 200 N is applied to move the block as shown in Fig. 8 a. Determine the acceleration of the block, if coefficient of static and kinetic friction between block and plane are 0.3 and 0.25 respectively.

      [5]
    2. b)

      The man has a mass of 80 kg and sits 3 m from the center of the rotating platform as shown in Fig. 8 b. Due to rotation his speed is increase from rest by a t = 0.4 m/s 2 . If the coefficient of static friction between the clothes and the platform is μ s = 0.3, determine the time required to cause him to slip. 6

      [6]
    3. c)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]