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why gravitational energy for a system of particles is found by first finding the gravitational energy between individual particles and then adding it up?
Ans) It is a scalar quantity.Basic laws of physics state that we can directly add or subtract scalar quantities.If you put a mass of 10 kgs on a mass of 20 kgs, the total mass is 30 kgs.We add up, because mass is a scalar quantity.So is PE.
why michelson interferometer is called interferrometer
The fringe width in a Young's double slit arrangement is 0.008cm. What could be the fringe width if the slit separation is halved and the screen slit distance is doubled?
Electric Current: Electric current may be described as the rate of flow of charge. I=q/T Where, I = electric current q = charge T = time The unit of current i
Archimedes' principle A body which is submerged into a fluid is buoyed up through a force equal in magnitude to the weight of the fluid which is displaced, and directed upward
what is main requirements for any thin film process
What is Potential Gradient Magnitude of electric field at a point on an equipotential surface equal's rate of alter of potential, ΔV, with distance Δx, as point moves perpendic
What are the applications of electron microscopy in industry? Industrial applications of electron microscopy: a. High-resolution imaging and Forensics b. Particle detecti
I want a project on this topic for cbse board
A ray of light falls on a glass slab of refractive index u.if the reflected and refracted rays are mutually perpendicular to each other,find the angle of incidence. Ans) let i b
tiger woods can hit a golf ball with 55n of force how hard does the ball hit back on the club
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