• Subjects Books
    • Login
    0
    What is the highest order spectrum which can be seen with light of wavelength $6000A^0$ by means of grating with 5000 lines/cm?
    written 4.5 years ago by gravatar for Pooja Joshi Pooja Joshi • 2.5k •   modified 4.5 years ago

    Mumbai university > FE > SEM 2 > Applied Physics II

    Marks: 5M

    Year: Dec 2013
    mumbai university applied physics 2 • 6.6k  views
    0
    ADD COMMENT  
    1
    written 4.5 years ago by gravatar for Pooja Joshi Pooja Joshi • 2.5k

    Given:

    $λ = 6000 A^0 = 6 × 10^{-7}$

    $(a + b) = \frac{1}{5000}cm = \frac{1}{5} × 10^{-7}m$

    To find:

    Highest Order $(m_{max})$

    Solution:

    $m_{max} = \frac{a + b}{λ}$

    $m_{max} = \frac{10^{-5}}{5 × 6 × 10^{-7}}$

    $m_{max} = 3.33$
    1
    ADD COMMENT  
    Please log in to add an answer.

    Continue reading

    Find answer to specific questions by searching them here. It's the best way to discover useful content.

    Find more