Which lens is used for correcting long ?sightedness ?
the department of energys b-factory at the stanford linear accelerator lab is designed to collide electron and positron beams of unequal energies and producemillions of these particles, which are commonly called?
Explain about Microphone?
Explain what does gravitational force depend on?
does plane mirror produce real image?how?
Why are cloudy nights usually warmer than clear ones?
Why is the earth not used as a return wire in a telephone system, while it is dine so in case of telegraph system.
hi sir plz send me clerical exams model test papers for the preperation of indian bank exam am very thankful to you
Explain one advantage of a scanning electron microscope over a transmission electron microscope?
How many femtometers are in a nanometer?
Explain what is the direction of null vector?
By which formula, the values in one thermometer can be converted into that of another thermometer ?
How does barometer forecast the weather ?