84Â Â a. Screw jack works on the principle of __________ .
Q2. Attempt any five questions.                                  5×6=30 Â
   I. Angle between two forces of magnitude 15N and 20N is 45 degree, 20N force is being horizontal. Determine resultant in magnitude and direction when both the forces are pull.
  a. Screw jack works on the principle of __________ .
Why does a gun recoil when a bullet is fired?
Download Previous Year Diploma Paper of Applied Mechanics AM 3rd Sem/Civil/ME/Automobile May 2019 Paper
Applied Mechanics 3rd Sem/Civil/ME/Automobile May 2019 Diploma Question Paper
                   SECTION-A
Q1. a) Fill in the Blanks.                       15×1=15   Â
  a. Screw jack works on the principle of __________ .
  b. A body which does not change its size and shape under effect of forces acting on it is called a ____________
body.
  c. Equilibrium force is equal and opposite to the____________ Force.
  d. Resultant of two forces is maximum when angle between them is _____________.
  e. Turning effect of force is called _______________.
  f. The resultant of two unlike parallel forces is equal to their __________ .
  g. C.g of a body symmetrical about an axis lies on __________ .
  h. Sliding friction is a type of _____________ Friction.
  i. Impulse = Mass X __________ .
  j. Apparent weight of passenger sitting in freely falling lift is ____________ .
                   SECTION-B
Q2. Attempt any five questions.                                  5×6=30 Â
  i. Differentiate between coplanar and non coplanar forces.
  ii. What is a couple? State characteristics of couple.
 iii. Differentiate between centroid and C.G.
 iv. Define parallelogram law of forces and it’s uses.
  v. Define the following:
    a. Coefficient of friction
    b. Limiting force of friction
 vi. Explain the difference between reversible machine and self locking machine.
 vii. Why does a gun recoil when a bullet is fired?
 viii. Explain law of superposition?
                   SECTION-C
Q3. Attempt any three questions.                            3×10=30
   I. Angle between two forces of magnitude 15N and 20N is 45 degree, 20N force is being horizontal. Determine resultant in magnitude and direction when both the forces are pull.
   II. Find centroid of I section whose dimensions are Top flange = 10cm x 2.5cm
Web = 10cm x 2.5cm Bottom flange = 15cm x 2.5cm
  III. Coefficient of friction between a body of weight 200N and horizontal plane on which it rests is 0.35
  a) Calculate horizontal surface which acting upon the body just cause it to slide.
  b) If body is loaded with additional weight of 150N, calculate the least horizontal force which causes the body to slide.
  IV. Explain the methods of reducing friction.
  V. Define the following
   a. Mechanical advantage
   b. Input of machine
   c. Efficiency of machine
Applied Mechanics 3rd Sem/Civil/ME/Automobile May 2019 Diploma Solved Question Paper
                   SECTION-A
Q1. a) Fill in the Blanks.                       15×1=15   Â
  a. Screw jack works on the principle of __________ .
  b. A body which does not change its size and shape under effect of forces acting on it is called a ____________
body.
  c. Equilibrium force is equal and opposite to the____________ Force.
  d. Resultant of two forces is maximum when angle between them is _____________.
  e. Turning effect of force is called _______________.
  f. The resultant of two unlike parallel forces is equal to their __________ .
  g. C.g of a body symmetrical about an axis lies on __________ .
  h. Sliding friction is a type of _____________ Friction.
  i. Impulse = Mass X __________ .
  j. Apparent weight of passenger sitting in freely falling lift is ____________ .
applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Question Paper
Get StartedSection a applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Question Paper
Screw jack works on the principle of __________ . A body which does not change its size and shape under effect of forces acting on it is called a ___________body. Equilibrium force is equal and opposite to the ____________ Force. Resultant of two forces is maximum when angle between them is _____________ Turning effect of force is called _______________. Â The resultant of two unlike parallel forces is equal to their __________ . C.g of a body symmetrical about an axis lies on __________ . Sliding friction is a type of _____________ Friction. Impulse = Mass X __________ . Apparent weight of passenger sitting in freely falling lift is ____________ .Applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Question Paper Click Here
Section B :applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Question Paper
Differentiate between coplanar and non coplanar forces.What is the Differentiate between coplanar and non coplanar forces.
Couple and its characteristics of couple.
Differentiate between centroid and C.G.
Parallelogram law of forces and it’s uses.
a. Coefficient of friction
b. Limiting force of friction
Difference between reversible machine and self locking machine.
Why does a gun recoil when a bullet is fired?
Law of superposition
Applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Paper Click Here
applied Mechanics 3rd Sem/Civil /May 2018 Diploma Solved Question Paper
Get Started https://www.youtube.com/watch?v=UHX6f8TIvX8https://www.youtube.com/watch?v=M_RR6LVICp0https://www.youtube.com/watch?v=mV41CMWonN4https://www.youtube.com/watch?v=s0LVPE0Q3LE&list=PLA9Q9SDZ781WXNAWit379A4CRLMvjGiUw&index=14&t=0sSection c :-applied Mechanics 3rd Sem/Civil/May 2019 Diploma Solved Question Paper
Find Angle between two forces of magnitude Numerical.Angle between two forces of magnitude Numerical.
Methods of reducing friction.
Mechanical advantage
 Input of machine
Efficiency of machine