PRACTICAL - VIKAS Pre University College · 5 physics practical 2 lab manual v-i v-i. vikas pre-university college ... 5. 6. experiment-10. 33 physics practical 2 lab manual …

CY OTI LS LER GE EVI MNU A- NE GR

AP LS UA RKI U

V

VIKAS PRE-UNIVERSITY COLLEGE

PHYSICSPRACTICAL 2

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LAB MANUAL


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PHYSICSPRACTICAL 2

LAB MANUAL

Index1. RESISTANCE PER UNIT LENGTH 3

2. RESISTIVITY OF THE MATERIAL OF A WIRE 7

3. COMBINATION OF RESISTANCE IN SERIES 11

4. COMBINATION OF RESISTANCE IN PARALLEL 14

5. COMPARISON OF EMFs OF TWO CELLS 17

6. INTERNAL RESISTANCE OF A CELL 20

7. CONVERSION OF GALVANOMETER INTO VOLTMETER 23

8. FIGURE OF MERIT OF A GALVANOMETER 26

9. FREQUENCY OF A.C. USING SONOMETER 29

10. FOCAL LENGTH OF A CONCAVE MIRROR 32

11. FOCAL LENGTH OF A CONVEX LENS 35

12. REFRACTIVE INDEX OF GLASS 38

13. FORWARD BIAS CHARACTERISTIC O SEMICONDUCTOR DIODE 41

14. ZENER DIODE CHARACTERISTICS 45

15. CONVERSION OF GALVANOMETER INTO AMMETER 49

3

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1

2

3

4

5

6

Result:

2.

5

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V-I

V-I



I-V

7

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9

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Result:

2.



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Rs

S



13

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a

combination.

combination.

Inference:

series combination of s

series



S

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combination of s

17

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19

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21

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What happens to

varies

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25

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26


Experiment-8

27

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(

28

detect the presence of current.

the


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29

x slope

Slope is

Experiment-9



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31



1. Light from distant object (like a tree) is incident on concave mirror. The distance between screen and mirror is adjusted to get a clear image on screen. The distance between mirror and screen is pproximate focal length of mirror.

2.

3. An inverted image of object pin is observed, by suitable adjustment of distance betweenmirror and screen.

4. screen

5.

6.

Experiment-10

33

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P1

P2

U

V



from this point to

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1. Light from distant object (like a tree) is incident on convex lens. The distance between screen and lens is adjusted to get a clear image on screen. The distance between lens and screen is approximate focal length of lens.

3. An inverted image of object pin is observed, by suitable adjustment of distance between lens and screen.

4. screen Lens

5.

6.

7.

8. Focal length

Experiment-11



37

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from

to



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41

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Experiment no 13



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45

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Experiment-14



47

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Note

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PRACTICAL - VIKAS Pre University College · 5 physics practical 2 lab manual v-i v-i. vikas pre-university college ... 5. 6. experiment-10. 33 physics practical 2 lab manual …

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