Certificate (10 Files Merged)

CERTIFICATE
This is to certify that Anant Kushwaha of Class XII-

E(Non Medical) of G.N.National Public School,has
successfully completed the chemistry project report
titled “Study of Digestion of Starch and Salivary
Amylase and Effect of temperature and pH On It”
during the academic year 2022~23 towards partial
fulfilment of chemistry practical examination
conducted by CBSE.
SESSION-2022~23
SUBJECT-CHEMISTRY(043)
TOPIC-STUDY OF DIGESTION OF STARCH BY SALIVARY
AMYLASE AND EFFECT OF TEMPERATURE AND pH ON IT.
SUBMITTED BY- SUBMITTED TO-

ANANT KUSHWAHA MR.VINAY SINGH
BOARD ROLL NO.- CLASS-XII-E
………………………….
SIGNATURE SIGNATURE
(INTERNAL EXAMINER) (EXTERNAL EXAMINER)
ACKNOWLEDGEMENT
I Undertook this Project work, as the part of my Class XII-E
Chemistry . I had tried to apply my best of knowledge and
experience, gained during the study and class work experience.
I would like to extend my sincere thanks and gratitude to my teacher
Mr. VINAY SINGH . I am very much thankful to our Principal Mrs.

DEEPALI GHOSH for giving valuable time to complete this project.
I would like to take the opportunity to extend my sincere thanks and

gratitude to my parents for being a source of inspiration and providing
time and freedom to complete this project.
I also feel indebted to my friends for the valuable suggestions during the
project work.
Preface
The project has been prepared by keeping in view the
requirements of Central Board of Secondary Education
(CBSE), New Delhi. The project deals with aspect of
WORKING MODEL in Physics.
Scientific projects and models are integral part of science

education today. To enhance the knowledge and skill of
students , models and projects play an important role. This
project deals with the working of Charging and Discharging
of Capacitor .
We have tried our best to make a perfect working model in

our project. Moreover, the scientific explanation in this
project makes our understanding easier and better.
THANK YOU
CERTIFICATE
This is to certify that Anant Kushwaha of Class XII-
E(Non Medical) of G.N.National Public School,has
successfully completed the physics project report titled
“Rectifier” during the academic year 2022~23 towards
partial fulfilment of physics practical examination
conducted by CBSE.
Preface
The project has been prepared by keeping in view the
requirements of Central Board of Secondary Education
(CBSE), New Delhi. The project deals with aspect of STUDY
OF DIGESTION OF STARCH BY SALIVARY AMYLASE AND
EFFECT OF TEMPERATURE AND pH ON IT.
Scientific projects and models are integral part of science

education today. To enhance the knowledge and skill of
students , models and projects play an important role.
We have tried our best to make a perfect report.Moreover, the

scientific explanation in this project makes our understanding
easier and better.
THANK YOU
ACKNOWLEDGEMENT
I Undertook this Project work, as the part of my Class XII-E Physics
. I had tried to apply my best of knowledge and experience, gained
during the study and class work experience.
I would like to extend my sincere thanks and gratitude to my teacher
Mr. Pratyanshu Porwal . I am very much thankful to our Principal

Mrs. DEEPALI GHOSH for giving valuable time to complete this
project.
I would like to take the opportunity to extend my sincere thanks and

gratitude to my parents for being a source of inspiration and providing
time and freedom to complete this project.
I also feel indebted to my friends for the valuable suggestions during the
project work.
SESSION-2022~23
SUBJECT-PHYSICS(042)
TOPIC-RECTIFIER
SUBMITTED BY- SUBMITTED TO-

ANANT KUSHWAHA MR.PRATYANSHU PORWAL
BOARD ROLL NO.- CLASS-XII-E
………………………….
SIGNATURE SIGNATURE
(INTERNAL EXAMINER) (EXTERNAL EXAMINER)
BIBLIOGRAPHY
 WWW.GOOGLE.COM
 WWW.WIKIPEDIA.COM
 TEACHERS
 NCERT TEXTBOOK
 WWW.YOUTUBE.COM
 CHEMISTRY LAB MANUAL (CLASS
XII)
 WWW.HEALTHLINE.COM
 WWW.EVERYDAYHEALTH.COM
BIBLIOGRAPHY
 WWW.GOOGLE.COM
 WWW.WIKIPEDIA.COM
 TEACHERS
 NCERT TEXTBOOK
 WWW.YOUTUBE.COM
 PHYSICS LAB MANUAL (CLASS XII)

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CERTIFICATE

This is to certify that Anant Kushwaha of Class XII-

SUBMITTED BY- SUBMITTED TO-

BOARD ROLL NO.- CLASS-XII-E

I would like to extend my sincere thanks and gratitude to my teacher

Mr. VINAY SINGH . I am very much thankful to our Principal Mrs.

I would like to take the opportunity to extend my sincere thanks and

Scientific projects and models are integral part of science

We have tried our best to make a perfect working model in

Scientific projects and models are integral part of science

We have tried our best to make a perfect report.Moreover, the

I would like to extend my sincere thanks and gratitude to my teacher

Mr. Pratyanshu Porwal . I am very much thankful to our Principal

I would like to take the opportunity to extend my sincere thanks and

SUBMITTED BY- SUBMITTED TO-

BOARD ROLL NO.- CLASS-XII-E

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