अगर आप भी यूपी पॉलिटेक्निक प्रथम सेमेस्टर के छात्र हैं और यह जानना चाहते हैं कि आप लोगों के अप्लाइड फिजिक्स फर्स्ट का न्यू सिलेबस क्या रहने वाला है यानी कि कौन-कौन से चैप्टर है इनको आप लोगों को इस बार पढ़ना है तो पूरी जानकारी आप सभी लोगों को इस पोस्ट के माध्यम से मिलेगी इस पोस्ट को आप पूरा जरूर पढ़ें।

Applied Physics I All Units

**1) मात्रक और विमाएं {Units and Dimensions}**

**2) बल एवं गति {Force and Motion}**

**3) कार्य शक्ति एवं ऊर्जा {Work , Power and Energy}**

**4) घूर्णन गति {Rotational Motion}**

**5) ग्रहों और सैटेलाइटों का मोशन {Motion of Planets and Satellites}**

**6) द्रवों के गुण {Properties of Matter}**

**7) ऊष्मा तथा ऊष्मागतिकी {Heat and Thermodynamics}**

**1. Units and Dimensions**

1.1 Need of Measurement in engineering and science, unit of a physical quantities

- fundamental and derived units, systems of units (FPS, CGS and SI units)

1.2 Dimensions and dimensional formulae of physical quantities.

1.3 Principle of homogeneity of dimensions

1.4 Dimensional equations and their applications, conversion of numerical values of physical quantities from one system of units into another, checking the

correctness of physical equations and deriving relations among various physical quantities

1.5 Limitations of dimensional analysis

1.6 Error in measurement, accuracy and precision of instruments, random and

systematic errors, absolute error, relative error, and percentage error, Estimation of probable errors in the results of measurement (combination of errors in addition, subtraction, multiplication, division and powers), rules for representing significant figures in calculation.

1.7 Application of units and dimensions in measuring length, diameter, circumference, volume, surface area etc. of metallic and non metallic blocks, wires, pipes etc (at least two each).

**2. Force and Motion**

**3. Work, Power and Energy**

3.1 Work: and its units, examples of zero work, positive work and negative work,

conservative and non-conservative force,

3.2 Friction: modern concept, types, laws of limiting friction, Coefficient of

friction and its Engineering Applications.

3.3 Work done in moving an object on horizontal and inclined plane for rough and plane surfaces with its applications

3.4 Energy and its units: Kinetic energy and potential energy with examples and

their derivation, work energy theorem.

3.5 Principle of conservation of mechanical energy for freely falling bodies,

examples of transformation of energy.

3.6 Power and its units, calculation of power in numerical problems

3.7 Application of Friction in brake system of moving vehicles, bicycle, scooter,

car trains etc.

**4. Rotational Motion**

**5. Motion of planets and satellites**

**6. Properties of Matter**

**7. Heat and Thermodynamics**

### LIST OF PRACTICALS (to perform minimum six experiments)

1. To find radius of wire and its volume and the maximum permissible error in these

quantities by using both vernier calipers and screw gauge.

2. To find the value of acceleration due to gravity on the surface of earth by using a

simple pendulum.

3. To determine the Radius of curvature of (i) convex mirror, (ii) concave mirror by

spherometer

4. To verify parallelogram law of forces

5. To study conservation of energy of a ball or cylinder rolling down an inclined plane.

6. To find the Moment of Inertia of a flywheel about its axis of rotation

7. To determine the atmospheric pressure at a place using Fortin’s Barometer

8. To determine the viscosity of glycerin by Stoke’s method

9. To determine the coefficient of linear expansion of a metal rod

10. To determine force constant of spring using Hooks law