Physics Handwritten Notes ™
43.2K subscribers
941 photos
2 videos
127 links
Paid Promotion :- @Pradhumn_Singh

★ Daily Quiz
☞ Short Study Notes PDF
➠ Free Sample Papers
🗒️ English & Hindi Medium
☞ DPPs and PYQs

Buy Ads: https://telega.io/c/NEET_Physics_Notes_Class_11_12
Download Telegram
➪ P-block Short Notes ❤️
Group 13 - The Boron Family 🙌

⦿ Forward & Support us :-
Join:
t.me/+8p3FvbhKgg5kMWM1
👍38❤3
today's quiz is from Class 11 Physics >> Thermodynamics >> Heat engine (questions)
👍15🔥1
A device that converts heat into mechanical work is called
Anonymous Quiz
54%
Heat engine
15%
Refrigerator
27%
both a and b
4%
none of above
👍47😁8🥰7👏7💯5🔥4🎉2❤1
A heat engine source has to be at a higher temperature for it to work. TRUE or FALSE
Anonymous Quiz
77%
True
23%
False
👍44🥰14😁9❤7👏6🏆3
👍37🤔12🔥9🥰8👏8❤6😢4🏆4😁2🙏2
Work done by a heat engine if Q₁ is the heat from source and Q₂ is the heat absorbed at sink.
Anonymous Quiz
29%
Q₁ /Q₂ J
16%
Q₁ J
35%
Q₁ - Q₂ J
19%
Q₂ - Q₁ J
👍66🤔15🤯14🔥9🏆9🌭7🥰5😁5👏3💯2❤1
👍76😁17👏14🔥13🌭9🤔7❤6🥰4🎉4🤡4💯3
Consider 2 satellites A and B having time periods 16 hours and 1 hour, respectively. What is the ratio of the radius of their orbits?
Anonymous Quiz
27%
4:1
27%
8:1
31%
16:1
15%
64:1
👍124🤔43🤯32❤21😁20😢14🔥13👏13🥰11🤩3❤‍🔥2
Ray Optics Short Notes 👍
Points from NCERT Added Up ⚡️

Share & Support Us 💥
👍42👏4🌚3🔥2
✅Important Questions for NEET 2023 Biology

1. What is the correct representation of organisation levels in living beings?
👉🏻
Atomic→Molecular→Subcellular→Cellular→Tissue→Organ System→Individual

2. What is the first step of taxonomy?
👉🏻
The first step of taxonomy is the identification of the organism.

3. What is the sequence of taxonomic categories?
👉🏻
Division→Class→Order→Family→Tribe→Genus→Species

4. What do you mean by Biological Classification?
👉🏻
To identify dissimilarities among organisms and place them into groups that reflect their most important features and relationship.

5. Why does Funaira require water?
👉🏻
In Funaira, fertilisation occurs only in water. Therefore, it requires water.

6. What do you mean by Phenetics?
👉🏻
Phenetics is a method of classification based on similarities between organisms without regard to their evolutionary relationships. In this classification, the organisms are arranged according to the overall similarities of existing organisms based on observation characters.

7. Name the two animals that have non-glandular skin.
👉🏻
Chameleon and Turtle.

8. Name the common feature shared by birds and mammals.
👉🏻
Both are warm-blooded.

9. What are adventitious roots?
👉🏻
Roots developed from the part of the plant other than the radicle are called adventitious roots.

10. Where does the placenta attach to develop the seed?
👉🏻
It is attached to the developing seed near the hilum

➡️ Join For Biology :
https://t.me/+ndr_cr0luFJhMTU1
➡️ Join For Chemistry :
https://t.me/+VuhVtiDnZ-VhNGMx
👍59❤8🌭4🔥3👏2💯2🎉1🕊1
➡️ Thermodynamics Notes
⚡️ ( Chemistry )

©️Join :- Chemistry Notes 🗒️
👍61❤9❤‍🔥8🔥1🎉1
What is the total energy possessed by a satellite of mass “m” orbiting above the earth of mass “M” and radius “R” at a height “h”?
Anonymous Quiz
26%
[(G*M*m)/2*(R+h)]
52%
-[(G*M*m)/2*(R+h)]
16%
[(G*M*m)/(R+h)]
6%
-[(G*M*m)/(R+h)]
👍46😁29❤26🥱20🤔13👏12🥰9🎉9🌚8💯8🔥5
✅ Ray Optics Short Notes ✅

Shared by - NEET TOPPERS

📝HANDWRITTEN NOTES📚
👍33🔥7❤4👏3🤔2