Question 1| GATE (PH) 2021| Physics| PYP Solution
Question 1
Choose the graph that best describes the variation of dielectric constant (?_?) with temperature (?) in a ferroelectric material. (?_? ?? ?ℎ? ????? ???????????)
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B. Tech (IIT Mandi)
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https://www.youtube.com/watch?v=2Pm4kUl5qBo
Electric Field of a Ring Charge
electric field of a ring
electric field of a uniform ring of charge
electric field due to a uniform ring of charge
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Problem 2.2 IE IRODOV
Problem 2.2
Two identical vessels are connected by a tube with a valve letting the gas pass from one vessel into the other if the pressure difference∆?≥1.10 ???. Initially there was a vacuum in one vessel while the other contained ideal gas at a temperature ?_1=27 °? and pressure ?_1=1.00 ???. Then both vessels were heated to a temperature ?_2=107 °?. Up to what value will the pressure in the first vessel (which had vacuum initially) increase?
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Drift Velocity,
Ohm’s Law,
Microscopic Form J ⃗=σE ⃗, Macroscopic Form V=IR,
Derivation of Drift Velocity,
Which one is right?
NCERT Concept of Physics (Prof. HC Verma),
v_d=-eE/m_e τ v_d=-eE/(2m_e ) τ,
Assumption: Velocity is different for each and every electron,
Assumption: All the electrons are moving with the same average velocity,
Both expressions are equally wrong and equally right,
Relation Between Drift Velocity and Current,
Mobility,
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