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WHERE DOES C.O.G AND C.O.M DIFFER?....GENERALLY BOTH COINCIDES....GIVE EXAMPLE WHERE BOTH DIFFER?
Ans) C.O.G and C.O.M mainly coincides at the see-level region.But C.O.G is a variable and changes with the value "g" and thus "Mg" of any body also changes.e.g At high altitudes like himalayas, mountains(C.O.G & C.O.M)differs,at the depth of earth,s surfaces. C.O.M is constant everywhere in the universe.
Explain about the total internal reflection. Total internal reflection: While light is incident onto a medium of lesser index of refraction, ray is bent ahead of the norma
What are the characteristics of dead stars? Dead stars are generally cold balls of material in empty space. A teaspoonful of white dwarf matter would weigh as more as an Ele
an object has moved through a distance.can it have zero displacement?if yes support your answer with an example
Derive a mathematical expression for the energy stored in a capacitor. What is the energy stored when the space between the plates is filled with a dielectric a) With chargi
Static Electricity: 1. There are two types of charges positive and negative. 2. Like charges repel and unlike charges attract each other. 3. Charged bodies make electric
Why is it easy to fuse hydrogen isotopes deuterium and tritium than ordinary hydrogen?
What is potential and kinetic energy?
A high-performance dragster with a mass of m = 1333 kg can accelerate at a rate of a = 23.5 m/s2. Write an expression for the magnitude of the net force, FNET, that propels the dr
A 350-Hz tuning fork is held over the end of a pipe that is inserted into water. What is the spacing between the resonance lengths of the pipe if the speed of sound is 348 m/s
what is electromagnetism
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