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 ArticleRefraction through a prism
For an equilateral prism , find two angle of incidence differing by 20 degrees showing same deviation of 40 degrees? Asked Atambir Singh Answer: Use the formula Here A = 60 degree (Since equilateral...
View ArticleSome Physicists and their contributions
Physicists outside India Galileo – (formulated the basic law of falling bodies, constructed a telescope and discovered four moons revolving around Jupiter) Archimedes: Archimedes Principle and theory...
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 ArticleGravity
We all know there is no such thing as zero gravity even at the very end of universe there is micro gravity according to formula for gravity…! Means we are away from certain object so the gravity exist...
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