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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 observed?
Time Base Control 2 Shows the effect of modifying the time base control on the show while there is an input voltage varying in time.
Two boxes are in contact on a flat table. A force of 75.8 N is applied horizontally to the first box, which in turn pushes horizontally against the second box. The mass of the firs
eqution of two perpendicular of somple harmonic otion of same period
Differentiate between teporary and permanent magnet
At certain sharply explained wavelengths, the power of X-rays is very large as marked K alpha, K beta .... As shown in figure. These X-rays are called as property of X-rays. At oth
What occures to Internal Energy of a system ,if work is done (a) on the system, (b) by the system.
Define the terms threshold frequency and stopping potential in relation to the phenomenon of photoelectric effect. How is the photoelectric current affected on enhancing the (i)
A radiation of 500nm is incident on a metal surface whose work function is 3ev.why do we not observe the phenomenon of photoelecric effect? Ans) we do not observe the phenomenon
It consists of two semis circular plates. One is of quartz and other is glass plate joined together along the diameter. The quartz semi circular plate is a half wave plate whose
Distinguish between a terrestrial telescope and an astronomical telescope. Explain Rams dens' eye piece with the help of a neat diagram. Illustrate its advantages and disadvantages
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