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Engineering Mechanics

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With what minimum horizontal velocity (u) can a boy throw a rock at A & have it just clear the obstruction at B? Refer fig.
engineering mechanics updated 20 months ago by yashbeer ★ 11k
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699
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Explain various types of insulating materials location in machine.
engineering mechanics updated 2.0 years ago by Krishna_Agrawal • 2.7k
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A cantilever beam of 3m long carries a u.d.l. of 2 kN/m over 2 m from free end and point load of 4 kN at free end. Draw SF and BM diagrams.
engineering mechanics updated 2.0 years ago by RakeshBhuse • 3.2k
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A steel rod 800mm long and 60mm x 20mm in cross section is subjected to an axial push of 89kN.If modulus of elasticity is $2.1 x 10^{5} N/mm^{2}$.
engineering mechanics updated 2.0 years ago by RakeshBhuse • 3.2k
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396
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AR - C beam 250mm breadth & 500mm effective depth is provided with 3 nos. of 20mm dia bars on the tension side, assuming M20 concrete & Fe 415 steel, calculate the following:
engineering mechanics updated 2.1 years ago by prajapatijaimin • 3.1k
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What is stress blocks?. Explain Analysis of rectangular beam using IS456-2000 stress block.
engineering mechanics updated 2.1 years ago by prajapatijaimin • 3.1k
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Draw shear force and bending moment diagrams for a simply supported beam of span L, carrying a UDL w/unit length over the entire span.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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Draw shear force and bending moment diagrams locating all important features for a cantilever 4 m long carries a load 4 kN at free end and a UDL of 2 kN/m over 2 m from the free end.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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A simple supported beam of 6m carries idl of 10kN/m upto 2m and couple of 5kNm (clockwise) at 3m respectively from left side support.Draw SFD and BMD with appropriate calculation.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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Draw shear stress distribution along cross-section of circular beam for 300 mm diameter carrying 400 kN shear force. Also determine the ratio of maximum shear stress to average stress.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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Along with the expression define radius of gyration and sectional modulus.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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937
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Find volumetric strain and change in volume.
engineering mechanics updated 2.1 years ago by RakeshBhuse • 3.2k
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708
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State the relation between Young's modulus and bulk modulus.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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7.0k
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For a given material, Young's modulus is 110 $GN/m^{2}$ and shear modulus is 42 42 $GN/m^{2}$. Find the bulk modulus and lateral contraction of a round bar of 37.5mm diameter and 2.4m length
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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7.8k
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Find centroidal moment of inertia about X-X axis of 'symmetrical I' section with flanges 200mm x 12 mm. and web 10 mm. x 300 mm.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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Define 'Moment of Inertia' and write mathematical expression square and quarter with both axis.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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For a certain material, the modulus of elasticity is 200 $N/mm^{2}$. If Poisson's ratio is 0.35, calculate Bulk modulus.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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1.3k
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Give the expression for maximum bending stress with meaning of each term.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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For a circular lamina of diameter 100mm, calculate the moment of inertia and radius of gyration about any tangent.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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3.2k
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Define 'Radius of Gyration' and state its application. Calculate radius of gyration for circular lamina of distance.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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1.3k
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Draw shear force and bending moment for simply supported beam
engineering mechanics updated 2.1 years ago by teamques10 ★ 65k
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1
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17k
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Differentiate between linear and lateral strain.
engineering mechanics updated 2.1 years ago by pedsangini276 • 4.8k
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1.8k
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Define volumetric strain. Also give the relation between lateral strain to and Poison's ratio.
engineering mechanics updated 2.2 years ago by pedsangini276 • 4.8k
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An alternating current takes 3.375 ms to reach 15A for the first time after becoming instantaneously zero. The Frequency of the current is 40 Hz. Find the Maximum value of the alternating current.
engineering mechanics updated 2.2 years ago by pedsangini276 • 4.8k
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Find Centroid of shaded area with reference to X and Y axes.
engineering mechanics updated 2.2 years ago by pedsangini276 • 4.8k
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