Force and Pressure in One Shot | Physics - Class 8th | Umang | Physics Wallah

📝 For complete notes of Lectures, visit Umang Batch in the Batch Section of PhysicsWallah App/Website.

In this lecture of Umang batch, Alok sir is going to teach you the chapter-Force and pressure.

Topics covered in this lecture are-
•Force- A Push or A Pull
•Forces due to interaction
•Effects of forces
•Types of forces
•Pressure

There are many other important chapters that we are going to cover in upcoming videos for class 8. Stay tuned with PhysicsWallah Foundation.

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NOTE: This batch is completely FREE, you just have to click on the "BUY NOW" button for your enrolment.

🔴 Details about the batch -

• Recorded Lectures for Class 8th Students.

• PDF Notes of each Lecture will be available on the PW App.

• Weekly Lecture Planner will be uploaded on PW Foundation Community Page.

• Classes will start from 10th January and we will cover the whole syllabus by 10th March.

🎦 Eight Lectures per week will be uploaded.

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#Science #Class8 #Umang

[arnav]

Jo bhi mere chhote bhai yahan par aaye hain main unhe batana chahta hoon ki aapka bhavishya bahut ujjwal hai aur aapka IITian banne ka rasta bahut hi smooth hone wala hai agar aap aise hi alakh sir ke saath 8th to 12th padhai karte rahe. Wish you all the best👍👍👍

[Sky_edits-anime]

Certainly! Here are some key points on Class 8 Chapter 9 - Force and Pressure:

1. **Force Definition:**
- Force is a push or pull acting on an object, causing a change in its state of motion.

2. **Types of Forces:**
- Contact Forces: Applied by direct physical contact (e.g., pushing, pulling).
- Non-Contact Forces: Act from a distance (e.g., gravity, magnetism).

3. **Effects of Force:**
- Changes in shape, size, or motion of an object.

4. **Measuring Force:**
- Unit of force is Newton (N).
- Force is a vector quantity with both magnitude and direction.

5. **Pressure:**
- Pressure is the force acting per unit area.
- Formula: Pressure = Force / Area.

6. **Factors Affecting Pressure:**
- Increasing force increases pressure.
- Increasing area decreases pressure.

7. **Units of Pressure:**
- Pascal (Pa) is the standard unit of pressure.

8. **Applications of Pressure:**
- Hydraulic systems use pressure to transmit force (e.g., brakes in cars).

9. **Atmospheric Pressure:**
- Pressure exerted by the air surrounding us.
- Standard atmospheric pressure is about 101.3 kPa at sea level.

10. **Balanced and Unbalanced Forces:**
- Balanced forces do not cause a change in motion.
- Unbalanced forces lead to acceleration or deceleration.

Remember to go through your textbook and class notes for detailed explanations and examples. Good luck with your studies! 📚

[BijenderSingh-vjiv]

Exam is near
Nothing is clear
No fear
When physics wallah
Is here ❤



Thank my comment was like by you❤️❤️🥳

[JitendraKumar-rtby]

Answer 1 pull. Answer 2 shape. Answer 3 muscular. Thank you sir

[kamalgaming]

काम करो ऐसा कि एक पहचान बन जाये,
हर कदम ऐसा चलो कि निशान बन जाये,
यहाँ ज़िन्दगी तो हर कोई काट लेता है,
ज़िन्दगी जियो इस कदर कि मिसाल बन जाये।

[harsh_realstar]

I'm in class 11th but I'm here bcoz of very weak basics of physics so juniors keep focusing on your studies instead of regret in future like me😢. ( HAPPY JANMASHTAMI TO ALL😊)

[anshika]

Q. 1-ANS =Pull
Q. 2 - ANS = Shape
Q. 3 - ANS = Muscular force
Thank you sir teaching us 💖

[drakulagaming]

Kaun kaun VR mode open krta hai😂😂😂 45:07 45:08 45:08 45:08 45:08 45:08 45:09 45:09 45:09 45:09 45:10 45:10 45:10 45:10 45:10 45:11 45:11 45:11 45:12 45:12 45:14 45:14 45:14 45:14 45:14 45:56 45:27 45:28 45:28 45:28 45:29 45:30 45:30 45:30 45:30 45:31 45:31 45:31 45:31 45:31 45:32 45:32 45:32 45:32 45:32 45:33 45:33 45:33 45:33 45:33 45:34 45:34 45:34 45:34 45:34 45:35 45:35 45:35 45:35 45:35 45:36 45:36 45:36 45:36 45:37 45:37 45:37 45:37 45:38 45:38 45:38 45:39 45:39 45:40 45:40 45:40 45:40 45:41 45:41 45:41 45:41 45:41 45:42 45:42 45:42 45:42 45:43 45:43 45:43 45:44 45:44 45:44 45:44 45:44 45:45 45:45 45:45 45:45 45:46 45:46 45:46 45:46 45:47 45:47 45:47 45:47 45:47 45:48 45:48 45:48 45:49 45:49 45:49 45:49 45:50 45:50 45:50 45:50 45:51 45:51 45:51 45:51 45:51 45:52 45:52 45:52 45:52 45:53 45:53 45:53 45:53 45:53 45:54 45:54 45:54 45:54 45:55 45:55 45:55 45:55 45:56 45:56 45:56 45:56 45:57 45:57 45:57 45:57 45:58 45:58 45:58 45:58 45:59 45:59 45:59 45:59 45:59 46:00 46:00 46:00 46:00 46:01 46:01 46:01 46:01 46:01 46:02 46:02 46:02 46:02 46:03 46:03 46:03 46:03 46:04 46:04 46:04 46:04 46:04 46:05 46:05 46:05 46:05 46:06 46:06 46:06 46:06 46:06 46:06 46:07 46:07 46:07 46:07 46:08 46:08 46:08 46:08 46:09 46:09 46:09 46:09 46:09 46:10 46:10 46:10 46:10 46:10 46:11 46:11 46:11 46:11 46:12 46:12 46:12 46:12 46:13 46:13 46:13 46:13 46:13 46:14 46:14 46:14 46:14 46:15 46:15 46:15 46:15 46:15 46:16 46:16 46:16 46:16 46:17 46:17 46:17 46:17 46:17 46:18 46:18 46:18 46:18 46:19 46:19 46:19 46:19 46:20 46:20 46:20 46:20 46:20 46:21 46:21 46:21 46:21 46:21 46:22 46:22 46:22 46:22 46:23 46:23 46:23 46:23 46:23 46:24 46:24 46:24 46:24 46:25 46:25 46:25 46:25 46:26 46:26 46:26 46:26 46:26 46:27 46:27 46:27 46:27 46:28 46:28 46:28 46:28 46:28 46:29 46:29 46:29 46:29 46:30 46:30 46:30 46:30 46:31 46:31 46:31 46:31 46:32 46:32 46:32 46:32 46:32 46:33 46:33 46:33 46:33 46:34 46:34 46:34 46:34 46:35 46:35 46:35 46:36 46:36 46:36 46:37 46:37 46:37 46:37 46:38 46:38 46:38 46:38 46:39 46:39 46:39 46:39 46:40 46:40 46:40 46:41 46:41 46:41 46:41 46:42 46:42 46:42 46:42 46:43 46:43 46:43 46:43 46:44 46:45 46:45 46:45 46:46 46:46 46:46 46:46 46:47 46:47 46:47 46:47 46:48 46:48 46:48 46:48 46:49 46:49 46:49 46:49 46:50 46:50 46:50 46:50 46:51 46:51 46:51 46:51 46:52 46:52 46:52 46:52 46:53 46:53 46:53 46:53 46:54 46:54 46:54 46:54 46:55 46:55 46:55 46:55 46:56 46:56 😮 46:57 46:57 46:58 46:59 47:00 47:00 47:01

[harendrasinghrathore]

Questions answer
1} C pull
2} B shape
3} D muscular
Thanks 😊 for this awesome lecture 👏

[rupalichidre]

Exam ke ek din pehle dekhne kon kon aaya hai ....😂😂

[Siya_Singh]

Q 1_Ans_pull
Q2_Ans_shape
Q 3 Ans_muscular force❤

[REYANSHZ_EDITS]

1:12:14 very nice explanation
homework for today
1. c > pull
2. b> shape(size also changes)
3. d> muscular force
😊😊😊😊😊😊😊😊😊

[izharahmad]

1. pull
2. shape
3. muscular
These are the answer of the question that sir had given.
Thanks sir for your best explanation 🙂

[satyamdubey]

Answer1. Pull
Answer2. Shape
Answer3. Muscular force
THANK YOU FOR THIS LOVELY SESSIONS SIR😄😄😄😄👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻👏🏻

[Deshi_gamer_]

Sir Q no 2 ka answer hai shape and size

[anshumandixit]

1:12:10(Ans1)pull
1:13:18(Ans2)shape
1:14:27(Ans3)muscular
Thank you sir itna accha explain karne ke liye .

[lavikameena]

1=pull
2=shape
3=muscular force
Thank you sir ☺️☺️😊

[mugiwarakaizobu]

someone give this man an oscar for best examples ever😂😂😂😂😂😂😂😂

[fazlaalam]

1)c)Pull
2)b) Shape
3)d) Muscular
Thank you sir for an amazing lecture

[nipungamer]

Who saw some one moving from the screen left side😮 5:03