Top Exams Related MCQs of Quantum Mechanics in Physics With Answers Are:
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| MCQ's of Quantum Mechanics |
The branch of physics that deals with micro-objects simultaneously features of both particles means small pieces of matter and waves means energy transfers in the form of variation is known as Quantum Mechanics. We distribute this in two forms
- Quantum Mechanics I
- Quantum Mechanics -II
MCQs With Answers Are:
1) We use boundary conditions to find out______
(a) Energy
(b) Two dimensional motion
(c) Wave Function
(d) both (a) and (c)
Answer (d)
2) What parameters are used to solve the differential equations are_______
(a) boundary condition
(b) summation
(c) wave function
(d) all of above
Answer (a)
3) The basic application of the Schrodinger equation capable of determining through______.
(a) classical mechanics
(b) quantum mechanics
(c) both
(d) none of these
Answer (c)
4) For a solution of Schrodinger equation we require the boundary condition and ______.
(a) potential
(b) summation
(c) both
(d) depend on requirement
Answer (a)
5) In quantum mechanics the Schrodinger equation is the _________
(a) product and sum
(b) First-order differential equation
(c) Second-order differential equation
(d) any of the methods is applicable
Answer (c)
6) The solution of Quantum Number are_________
(a) Hamiltonian Operator
(b) Heisenberg's Uncertainty Principle
(c) Momentum operators
(d) Schrodinger's Wave Equation
Answer (d)
7) The magnetic quantum number has the total value are_________
(a) 2L +1
(b) 2L- 1
(c) 2n+1
(d) 2n-1
Answer (a)
8) The spin quantum number has the value ________
(a) 2
(b) 2n
(c) 2L
(d) 2L+1
Answer (a)
9) In Azimuthal Quantum Number 1, its range is what _________
(a) o to n-1
(b) o to n+1
(c) o to 2n-1
(d) o to 2s-1
Answer (a)
10) The number of electrons in the shell is maximum_________
(a) 2n
(b) 2n^2
(c) n+1
(d) n+2
Answer (b)
11) The wavelength order of high-speed electrons is________
(a) 10-12 m
(b) 10-13m
(c) 10-14 m
(d) 10-15m
Answer (d)
12) The matter waves wavelength is independent in________
(a) charge
(b) pressure
(c) velocity
(d) all of these
Answer (a)
13) In the uncertainty principle we measure error due to the process of ________
(a) small size of the particle
(b) dual nature of particles
(c) the large size of a particle
(d) any of size particle
Answer (b)
14) Which scientist suggests the concept of matter waves _________
(a) Laplace
(b) Einstein
(c) De Broglie
(d) Schrodinger
Answer (c)
15) Normalized wave functions are _______
(a) finite
(b) infinite
(c) complex
(d) zero
Answer (a)
16) Non-normalized wave functions are______
(a) finite
(b) infinite
(c) complex
(d) zero
Answer(b)
17) The unit of Planck's constant is ______
(a) s
(b)J
(c)J.s
(d)J/s
Answer (d)
18) What is the similar motion of the wave packet______
(a) Classical Particle
(b)Nuclear Particle
(c) Quantum Particle
(d) Waves Particle
Answer (a)
19) In following which is not variable_____
(a) Planck's Constant
(b) Wavelength
(c) Velocity
(d) All
Answer (a)
20) The quantum mechanics act as the_____
(a) acceptable
(b) physical
(c) unphysical
(d) All of these
Answer (c)
21) The solution of the oscillatory is physically____
(a) acceptable
(b) physical
(c)not acceptable
(d) All of these
Answer (a)
22) Whether the potential energy is even then Hamiltonian is_____
(a) even
(b) odd
(c) both even or odd
(d) no effect
Answer (a)
23) potential is zero in____
(a) bound particle
(b) free particle
(c) both of above
(d) None of these
Answer (b)
24) The formation of spectrum is known as ____
(a) discrete spectrum
(b) continuous spectrum
(c) degenerate spectrum
(d) Non-degenerate spectrum
Answer( b)
25) The free particle spectrum is ____
(a) discrete
(b) continuous
(c) bound system
(d) mixed
Answer( b)
26) The Quantum particle is mechanically_____
(a) thick the wave
(b) before the wave
(c) thin the wave
(d) any type of wave
Answer(c)
27) In case of free particle and unbound particle____
(a) E=0
(b) E= Vo
(c) E<Vo
(d) E>Vo
Answer(d)
28) Free particle are not representing by____
(a) plane wave
(b) normal wave
(c) single plane wave
(d) all
Answer(c)
29) Free particle are representing by____
(a) plane wave
(b) normal wave
(c) single plane wave
(d) wave packet
Answer(d)
30) For unbound system the condition is____
(a) E is less then the v
(b) E is equal to zero
(c) E is greater then v
(d) any of possible
Answer(c)
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