Lumen, Physics

Assignment Help:

lumen; lm:

The derived SI unit of luminous flux, described as the luminous flux emitted through a uniform point source of 1 cd emitting its luminous energy on a solid angle of 1 sr; thus it has units of cd sr.


Related Discussions:- Lumen

Construction & chemical action of cell, Construction & chemical action of C...

Construction & chemical action of Cell: In cells, an electrolyte separates two charge collecting materials called electrodes, to which external connections are made. The electr

Effect on newton''s ring, Q. W hat will be effect on Newton's rings if; ...

Q. W hat will be effect on Newton's rings if; (i)      A little oil (µ = 1.65) is introduced between the lens (µ - 1.5) and the glass plate (µ = 1.75). (ii)    A Pla

Calculate speed of sound, The engine on a motorcycle hums at 85 Hz. If...

The engine on a motorcycle hums at 85 Hz. If the motorcycle travels toward a resting observer at a velocity of 29.6 m/s, what frequency does the observer hear? Use 343 m/s

Types of printed circuit boards, There are two most popular types of PCB as...

There are two most popular types of PCB as under:- (a)       SINGLE SIDED PCB (b)       DOUBLE SIDED PCB (c)       MULTI LAYERED P

Evaluate the maximum order of spectrum, A monochromatic light of wavelength...

A monochromatic light of wavelength 6000Å is incident on a plane diffraction grating with grating element 6 X 10 -5 cm. Evaluate the maximum order of spectrum that will be observe

State perpendicular axis theorem, State perpendicular axis theorem. a) ...

State perpendicular axis theorem. a) Explain impulse-momentum principle. b) Verify the equation of motion for translation

If two soap bubbles of different radii are connected by tube, If two soap b...

If two soap bubbles of different radii are connected by a tube then, what happen? Ans) When these bubbles are joined through tube..the smaller bubble(with more pressure) gets its

Carbon composition resistor, MANUFACTURING: T hese resistors do not require...

MANUFACTURING: T hese resistors do not require substrate. Resistive material is a mixture of finally ground graphite, filter and resin blander. Filter is usually silica. The mix is

Explain electrolysis, The phenomenon of decomposition of electrolyte soluti...

The phenomenon of decomposition of electrolyte solution into ions on passing the current by it is called electrolysis. Practical functions of electrolysis are Electrotyping, ext

Quantum physics, find the kinetic energy of a proton whose debroglie is 1fm...

find the kinetic energy of a proton whose debroglie is 1fm

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd