GATE Physics: Questions 43 - 46 of 622

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Question number: 43

» Quantum Mechanics » Particle in a Box

Appeared in Year: 2015

MCQ▾

Question

A particle is confined in a box of length Equation as shown below,

A particle is in box

A Particle Is in Box

In figure a particle is confined in a box pf length L is shown.

If the potential Equation is treated as a perturbation, including the first order correction, the ground state energy is –

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 44

» Quantum Mechanics » Addition of Angular Momenta

Appeared in Year: 2014

Short Answer Question▾

Write in Short

If Equation and Equation are the angular momentum ladder operators, then, the expectation value of Equation , in the state Equation of an atom is Equation .

Question number: 45

» Electronics » Field Effect Transistors

Appeared in Year: 2014

Short Answer Question▾

Write in Short

The current gain of the transistor in the following circuit is Equation . The value of collector current Equation is Equation .

The circuit consists of transistor

The Circuit Consists of Transistor

Figure shows a portion of a circuit diagram.

Question number: 46

» Electromagnetic Theory » Solutions of Electrostatic and Magnetostatic Problems

Appeared in Year: 2014

Short Answer Question▾

Write in Short

The value of the magnetic field required to maintain non – relativistic protons of energy Equation in a circular orbit of radius Equation is Equation .

(Given: Equation )

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