Doubt in Law of Gravitation
According to law of gravitation F=g*(m1*m2)/r^2 If we bring two objects close to each other say our hands then the distance will be zero and the force of attraction will become infinite because r will...
View ArticleNewton’s Third Law of Motion and some doubts
Newton’s Third Law of Motion states that “Every action has equal and opposite reaction” In other words, “Whenever a body exerts a force on another body, the second body exerts an equal and opposite...
View ArticleBody at incline
1. In first case we have the box with weight, say, 10 Newtons on incline. We calculate two components (perpendicular and parallel)of weight. We calculate normal force and force of friction. The box is...
View ArticleDoes Newton’s Third Law apply on throwing butter on a wall?
Newton’s third law of motion states that “When we throw any object on anything, that thing also pushes back with the same force. But when we throw butter on the wall, it sticks on the wall. Why?” Asked...
View ArticleGravity and Galileo
How Galileo gave acceleration due to gravity before Newton discovered gravity . exactly what happen Asked Nikhil Answer: Newton stated the Universal Law of gravitation and explained why objects fall to...
View ArticleNumericals from Newton’s Laws of motion based on F=ma (For calss XI students...
Download the questions and solve them and submit on or before 9 Oct 2014 A force acts for 10 s on a body of mass 10 kg after which the force ceases and the body describes 50 m in the next 5 s. Find the...
View ArticleNumericals from Newton’s Laws of motion based on F=ma (For calss XI students...
Download the questions and solve them and submit on or before 9 Oct 2014 A force acts for 10 s on a body of mass 10 kg after which the force ceases and the body describes 50 m in the next 5 s. Find the...
View ArticlePhysics Video Project
The video project was given in 2008 for XI class students of Meghalaya. The best video among them is posted here. Though there are some errors, the video is inspiring […]
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