GATE (Graduate Aptitude Test in Engineering) Physics: Questions 209 - 212 of 659

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Question 209

Appeared in Year: 2013

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Short Answer▾

A voltage regulator has ripple rejection of . If input ripple is , what is the output ripple voltage in ? The answer should be up to two decimal places ________.

Question 210

Appeared in Year: 2013

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Short Answer▾

In a constant magnetic field of also the direction, find the value of the path integral in the units of (Tesla ) on a square loop of side length meters. The normal to the loop makes an angle of to the axis, as shown in the figure. The answer should be up to two decimal places. ________

A Square Loop Placed in Constant Magnetic Field

Question 211

Appeared in Year: 2011

Question

MCQ▾

A system has two energy levels with energies and . The lower level is fold degenerate while the upper level is doubly degenerate. If there are N non – interacting classical particles in the system, which is in thermodynamic equilibrium at temperature , the fraction of particles in the upper level is

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Question 212

Appeared in Year: 2013

Question

MCQ▾

A proton is confined to a cubic box, whose sides have length . What is the minimum kinetic energy of the proton? The mass of proton is and Planck՚s constant is

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