What are the characteristics of laser beam, Q. What are the characteristics...

Q. What are the characteristics of laser beam? Characteristics of laser The laser beam (a) is monochromatic. (b) is coherent with the waves all exactly in phase with o

Projectile motion, in some case we take y=-g but in some case we take y=g.....

in some case we take y=-g but in some case we take y=g... why???

Field lines, Field Lines A field line is a locus in which is described...

Field Lines A field line is a locus in which is described through a vector field and a beginning location within the field. Field lines are meaningful for visualizing vector f

Can slide emitting optics is bright or brighter than neon, Can slide emitti...

Can slide emitting optics is bright or brighter than neon? Fiber optics can be made to be brighter than neon but merely for very short distances. Let an illustration, of a gard

Ultrasonic, industrial application of ultrasonic welding

industrial application of ultrasonic welding

WORK AND ENERGY, A boy throws a ball of mass 20 kg vertically upwards.It ra...

A boy throws a ball of mass 20 kg vertically upwards.It raises to a maximum height of 100 m.At what height will the kinetic energy be reduced to 70%?

Moment of inertia, moment of inertia theory and easy diagrams

moment of inertia theory and easy diagrams

Michelson interferometer diagram,

Newton law, what is newton first law of motion

what is newton first law of motion

Define about the bell jar, Define about the Bell Jar? A vessel with a s...

Define about the Bell Jar? A vessel with a small hole of diameter d in it is delegate inside a high-vacuum chamber. The pressure is so low that the signify free path λ>> d.