MCQ
For which of the following particles will it be most difficult to experimentally verify the de-Broglie relationship?
  • A
    An electron
  • B
    A proton
  • C
    An α−particle
  • D
    A dust particle

Answer

  1. A dust particle

Explanation:

A dust particle will it be most difficult to experimentally verify the de-Broglie relationship.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A coil of wire of resistance 50  is embedded in a block of ice. If a potential difference of 210 V is applied across the coil, the amount of ice melted per second will be

(a) 4.12 gm

(b) 4.12 kg

(c) 3.68 kg

(d) 2.625 gm

The magnifying power of a microscope with an objective of 5 mm focal length is 400. The length of its tube is 20 cm. Then the focal length of the eye-piece is

(a) 200 cm

(b) 160 cm  

(c) 2.5 cm

(d)  0.1 cm  

Shown in the figure here is a convergent lens placed inside a cell filled with a liquid. The lens has focal length + 20 cm when in air and its material has refractive index 1.50. If the liquid has refractive index 1.60, the focal length of the system is

(a) + 80 cm

(b) – 80 cm

(c) – 24 cm

(d) –100 cm

The creation of voltage or electric current in a material upon exposure to light is termed as:
From which layer of atmosphere are radiowaves reflected ?
 What is the full form of UHF?
The value of maximum amplitude produced due to interference of two waves is given by: $ y_{1}=4 \sin \omega t $ and $ y_{2}=3 \cos \omega t $

There is a uniform electric field of strength   along y-axis. A body of mass 1g and charge is projected into the field from origin along the positive x-axis with a velocity 10m/s. Its speed in m/s after 10s is (Neglect gravitation)

(a) 10

(b) 5 

(c) 10 

(d) 20

Which of the following statements given below is not true in the context of magnetic lines of force?

'Mirage' is a phenomenon due to

(a) Reflection of light

(b) Refraction of light

(c) Total internal reflection of light

(d) Diffraction of light