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If the total electromagnetic energy fall...

If the total electromagnetic energy falling on a surface is U, then the total momentum delivered (for complete absorption) is

A

a. `(U)/(c )`

B

b. `cU`

C

c. `(U)/(c^(2))`

D

d. `c^(2)U`

Text Solution

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The correct Answer is:
A
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Knowledge Check

  • A bomb at rest explodes. The total momentum of all its fragments is

    A
    zero
    B
    infinity
    C
    always 1
    D
    always greater than 1

  • If the lateral surface area of a cube is 600 cm^(2), then the total surface area is

    A
    `150 cm ^(2)`
    B
    `400 cm ^(2)`
    C
    `900 cm ^(2)`
    D
    `1350 cm ^(2)`

  • The total electric flux for the following closed surface which is kept inside water

    A
    `(80q)/( epsilon_(o) )`
    B
    `(q)/( 40 epsilon_(o) )`
    C
    `(q)/( 80 epsilon_(o) )`
    D
    `(q)/(160 epsilon_(o) )`

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