A narrow beam of 60 keV electrons passes through a thin silver polycrystalline foil as shown in the figure. The interatomic spacing of silver crystals is 0.408 nm. Calculate the radius of the first-order diffraction pattern from the principal Bragg planes on a screen placed 40 cm behind the foil.

Q: Q. 23 Solve : (D3 - 5D² + 8D-4) y = e2x. %3D

A: Given Solve : D3-5D2+8D-4 y = e2x, as following below.

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A: The problem can be solved by drawing FBD and using summation of forces principle

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A: Required : Direction of the resultant vector.

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A: 3) electric potential = V =Uq 4) potential  energy = U =K q1q2r

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A: Solution of both part of question b solved in below step with proper explaination.

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Q: R1=82 +, BV R3=62 R2=32 Figure Q1(b)(ii)

A:

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Q: Given the quantities a = 2.6 m, b = 6.5 s, c = 98 m/s, what is the value of the quantity d = -

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Q: As a 2.5 kg ball rolls down a ramp, the net force on it is 15 N. What is its acceleration?

A: Given that,Mass : m = 2.5 (kg)Net force : F = 15 (N)Here we need to find the Acceleration : Now,As…

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A: so,

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Q: Suppose you wanted to store 6 µC of charge in a capacitor across a voltage of 120 V. What…

A: Given data:  Charge (Q) = 6 μC Voltage (V) = 120 V Required: The capacitance (C)