WorksheetsDisplacement and momentum quantum mechanics
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Properties of Eigen wave function
a)
Single valued
b)
Finite
c)
Continuous
d)
Infinite
2.
The basic principle behind quantum mechanics is
(a)
3.
The probability density is the
a)
Square root of wave function
b)
Absolute value of wave function
c)
Inverse of wave function
d)
Absolute square of wave function
4.
A man of mass 50 kg jumps to a height of 1 m. His potential energy at the highest point is (g = 10 m/s2)
a)
50J
b)
500J
c)
12J
d)
30J
5.
According to the law of moments, if a number of coplaner forces acting on a particle are in equilibrium, then
a)
the algebraic sum of their moments about any point in their plane is zero
b)
the algebraic sum of their moments about any point is equal to the moment of their resultant force about the same point.
c)
their lines of action are at equal distances
d)
their algebraic sum is zero
6.
The Branchistochrone problem is to find
a)
shape of a curve
b)
blength of a curve c.
c)
elasticity of a curve electrons
d)
width
7.
Probability of finding the particle in a given space is given by
a)
Wave function
b)
Probability amplitude
c)
Probability density
8.
The minimum energy required for photoelectron to escape from metal plate in a photocell is called
a)
Work function
b)
Threshold frequency
c)
Stopping voltage
d)
Plancks constant
9.
The square of the magnitude of the wave function is called_________
a)
Current density
b)
Probability density
c)
Zero density
d)
Volume density
10.
The frequency of Harmonic oscillator is given by
a)
[1/2p(k/m)5/2]
b)
[1/2p(k/m)3/2]
c)
[1/2p(k/m)1/2]
d)
[1/2p(k/m)]
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