Chapter 2 – Kinematics
When a body is said to be at rest?
Ans: When a body does not change its position with respect to its surroundings. Then it is said to be in the state of rest.
Give an example of a body that is at rest and is in motion at the same time.
Ans: If a person is sitting in a moving car, he will be in the state of rest with respect to the other person sitting in the car and he will be in the state of motion with respect to the person standing on the road side at the same time.
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Mention the type of motion in each of the following.
- A ball moving vertically upward.
Ans: Linear motion (Translatory motion)
- A child moving down a slide.
Ans: Linear motion (Translatory motion)
- Movement of a player in a football ground.
Ans: Random motion (Translatory motion)
- The flight of a butterfly.
Ans: Random motion (Translatory motion)
- An athlete running in a circular track.
Ans: Circular motion (Translatory motion)
- The motion of a wheel.
Ans: Rotatory motion
- The motion of a cradle.
Ans: Vibratory motion
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Please correct your mistake
Their are some mcqs incorrect please recheck
You have not finded final velocity in 2.3 numerical problem
ok, we’ll correct it
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Do we have to write long question 4-6 in question 2.13 ?
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Sir , In numerical no 2.6
there is no result in it.
Please write it
There is no mistake found in it. It has a result.
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Problem 2.8 is wrong please correct it
Kindly mention the mistake.
6th Mcq of chp #2 is wrong the answer is 1.5 ms. Option A
The answer of MCQs no. 7 of exercise is wrong
It’s answer is c. Because acceleration is come from speed-time graph.
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The MCQ no. 7 of exercise question is wrong. Please check it
I think it is correct.
it is correct
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Sir there are many mistakes in MCQ’s answers please correct it
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hey, Unit 2 , Numerical 2.3 (half part is missing) you don’t solve final velocity Vf. But, Your notes are too good. Keep it!
Questions are not similary to books questions??
Sorry nbr 7 because uniform acceleration show speed time graph
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numerical 2.5 and 2.8 are wrong
ok, we’ll check it.
I didn’t find ??
yes, it is correct
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Yes you are right
Many questions have mistakes
2.10
2.2
2.5
2.8
2.1
2.7
ok, we’ll check it.
yes correct
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the answer to mcq no 7 is part d not a right?
Okay, we’ll check it.
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Some MCQ’S is wrong
why short questions are not given
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Please write the examples which is written in Lessons like example:2.1,2.2,2.3……
I need examples which is written in Lessons like example:2.1,2.2,2.3……
I need examples which is write. in Lessons like example:2.1,2.2,2.3……
But, Your notes are good..
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Why short questions are not given
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Exercise Long Question 2.9 does not have 4 options
Please Corect
ok, we’ll check it.
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The notes are good byt there is a problem that these notes took a lot of time for downloading.
Well, all these notes were helpful but there were some spelling mistakes in short questions.So please correct it