Define the 'wavefront' of a wave.
Ionisation energy of Hydrogen atom is 13.6 eV. In a state where \( n = 2 \), what will be ionisation energy of its electron?
Deduce the dimensional equation of self-inductance.
State Ampere's Circuital Law.
Write the equation for the relationship between specific conductivity (\( \sigma \)) and drift velocity (\( v_d \)).
Diffusion current in a p-n junction is greater than the drift current in magnitude:
The equation \( E = pc \), (where \( E \) and \( p \) are energy and momentum respectively) is valid:
An electromagnetic wave propagating through vacuum, described by \( E = E_0 \sin(kx - \omega t) \), \( B = B_0 \sin(kx - \omega t) \), then:
In our culture, the _________ of an individual is considered to be the reflection of one’s family.
Ivan Pavlov is known for explaining learning by __________.
The ink blot test is developed by psychologist __________.
Formula of Intelligence Quotient is given by __________.
Humanistic psychology school of thought is proposed by __________.
The probabilities of solving a question by \( A \) and \( B \) independently are \( \frac{1}{2} \) and \( \frac{1}{3} \) respectively. If both of them try to solve it independently, find the probability that: