Lenses, Physics

Assignment Help:
Older people wear eye glasses with bifocal corrective lenses . What is the eye defect that necessitate this eye glasses ?

Related Discussions:- Lenses

Will we always see a difference in brightness along an optic, Will we alway...

Will we always see a difference in brightness along an optic? Not essentially so. The human imagine system appreciates illuminance grades into a logarithmic fashion and when th

Electromotive force – emf, ELECTROMOTIVE FORCE – EMF: To make use of el...

ELECTROMOTIVE FORCE – EMF: To make use of electricity by provision of an electric current, the potential different must be maintained. That is, the positive and negative charg

Analog electronics, current gam relashionship betweem alpha and betta

current gam relashionship betweem alpha and betta

How much time is required to get a total charge, If 10 9 electrons move ou...

If 10 9 electrons move out of a given body to another body every second, how much time is required to get a total charge of 1C of the other body? ------------------------------

What is photons how can it have 0 mass?, Light is quantized. Photons are li...

Light is quantized. Photons are light quanta. It has zero REST mass. Therefore, it always travels at maximum speed permitted by relativity.

What distance does the cheetah cover, A cheetah can accelerate from rest to...

A cheetah can accelerate from rest to a speed of 27.8 m/s in 5.20 s. The cheetah can carry this speed for 9.70 s before it quickly runs out of energy and stops. What distance does

What is heat?, What is Heat? We now have several scales for measuring tem...

What is Heat? We now have several scales for measuring temperature, but first let's ask, “Is temperature the same as heat?” If I add heat to a pot of water, the water's temperatu

Thin films, 2. Surface Crystallography and Epitaxy Fe thin films are grown...

2. Surface Crystallography and Epitaxy Fe thin films are grown on a single-crystal Al (100) substrate surface. The films grow with no dislocations (if they are thin enough) which

Pendulum question, A pendulum is timed, first for 20 swings and then for 50...

A pendulum is timed, first for 20 swings and then for 50 swings Time for 20 swings= 17.4s Time for 50 swings= 43.2s Calculate the average time per swing in each case.

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