RGPV, BASIC MECHANICAL ENGINEERING, PREVIOUS YEAR QUESTION.SOLUTION OF NUMERICALS OF DIFFERENT YEARS

RGPV, BASIC MECHANICAL ENGINEERING, PREVIOUS YEAR QUESTION.
SOLUTION OF NUMERICALS OF DIFFERENT YEARS.
BME Important Questions || Basic Mechanical Engineering important Questions || Rgpv 1st year Imp 2024 -2025
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basic mechanical engineering rgpv important questions
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important questions of basic mechanical engineering
1. Mechanical Properties:
Define mechanical properties such as strength, hardness, elasticity, ductility, toughness, and fatigue.
Explain Hooke’s law and draw the stress-strain diagram for ductile materials.
2. Hardness Tests:
Explain the Brinell Hardness Test with a neat sketch.
Describe methods of measuring hardness (e.g., Brinell, Rockwell).
3. Laws of Thermodynamics:
State and explain the Zeroth, First, and Second laws of thermodynamics. Discuss Kelvin-Planck and Clausius, Explain thermal equilibrium and the Zeroth law of thermodynamics.
4. Lathe Machine:
Explain the main parts of a lathe machine, describe operations performed on a lathe (e.g., facing, knurling, turning).
5. Boilers:
Explain the construction and working of Babcock and Wilcox boilers, List and explain boiler mountings and accessories.
6. Engines:
Explain the working of four-stroke petrol and diesel engines with neat sketches.
Describe the differences between two-stroke and four-stroke engines.
7. Fluid Mechanics:
Define viscosity and explain Newton’s law of viscosity.
Differentiate between laminar and turbulent flow.
hydraulic turbines (e.g., Pelton wheel) with a neat sketch.
8. Measurement Tools:
Explain the construction and use of Vernier calipers.
Describe the sine bar and its applications.
Slip gauges and micrometers.
9. Cycles:
Explain the Otto cycle and derive its efficiency.
Discuss PV and TS diagrams of thermodynamic cycles (Carnot, Otto, Dual).
10. Pumps:
Explain the construction and working of single-acting reciprocating pumps.
Define priming and its necessity in centrifugal pumps.
11. Error in Measurements:
Discuss errors in measurement and their types.
Importance of precise measurements in engineering.
12. Stress and Strain:
• Define stress and strain.
• Calculate elongation and
13. Alloys and Materials:
Explain alloys with their applications.
Differentiate between carbon steel and alloy steel.
Pascal law, Newtons law of viscosity turbine, pumps
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[@AmanChaurasia-r1c]

Tnq sir

[@AmanChaurasia-r1c]

Sir isi type numerical puchta hai n