Explore topic-wise MCQs in Engineering Physics.

This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.

1.

The expression for Transmission probability is ____________

A. e<sup>-kL</sup>
B. e<sup>-2kL</sup>
C. e<sup>kL</sup>
D. e<sup>2kL</sup>
Answer» C. e<sup>kL</sup>
Discussion
2.

Tunnel effect can be explained on the basis of ____________

A. Schrodinger s Equation
B. Particle in a Box
C. Heisenberg s uncertainty principle
D. De-Broglie Wavelength
Answer» D. De-Broglie Wavelength
Discussion
3.

Tunnel effect happens during nuclear fusion in stars.

A. True
B. False
Answer» B. False
Discussion
4.

The particle with wave function Aekx+ Be-kx represents ____________

A. Oscillating particle
B. Moving Particle
C. Probable Particle
D. No such wave function
Answer» D. No such wave function
Discussion
5.

The solution of Schrodinger wave equation for Tunnel effect is of the form ____________

A. Ae<sup>ikx</sup>+ Be<sup>ikx</sup>
B. Ae<sup>ikx</sup> Be<sup>ikx</sup>
C. Ae<sup>ikx</sup>+ Be<sup>-ikx</sup>
D. Ae<sup>ikx</sup> Be<sup>-ikx</sup>
Answer» D. Ae<sup>ikx</sup> Be<sup>-ikx</sup>
Discussion
6.

Tunnel effect is notably observed in the case of ____________

A. X-rays
B. Gamma rays
C. Alpha Particles
D. Beta Particles
Answer» D. Beta Particles
Discussion
7.

In quantum mechanics, if the energy of the particle, E, is less than the energy required to enter a region, U, the particle is always reflected back.

A. True
B. False
Answer» C.
Discussion
8.

he particle has a finite, non-zero, potential for the region ____________

A. x &gt; 0
B. x &lt; 0
C. 0 &lt; X &lt; a
D. x &gt; a
Answer» D. x &gt; a
Discussion
9.

The transmission based on tunnel effect is that of a plane wave through a ____________

A. Circular Barrier
B. Opaque Object
C. Rectangular Barrier
D. Infinitely small barrier
Answer» D. Infinitely small barrier
Discussion