Day 625: JEE Mains Physics
5 questions. Try each one first, then open its answer.
Question 1
Electrostatics. Asked once: 2021 Paper 25
11Find the electric field at point (as shown in figure) on the perpendicular bisector of a uniformly charged thin wire of length carrying a charge . The distance of the point from the centre of the rod is .Tap an option to check your answer.
Question 2
Semiconductor Electronics. Asked once: 25 Jun 2022
108Identify the logic operation performed by the given circuit:Tap an option to check your answer.
Question 3
Current Electricity. Asked once: 27 Jul 2022
101A. The drift velocity of electrons decreases with the increase in the temperature of conductor. B. The drift velocity is inversely proportional to the area of cross-section of given conductor. C. The drift velocity does not depend on the applied potential difference to the conductor. D. The drift velocity of electron is inversely proportional to the length of the conductor. E. The drift velocity increases with the increase in the temperature of conductor. Choose the correct answer from the options given below:Tap an option to check your answer.
Question 4
Electrostatics. Asked once: 2021 Paper 23
14Choose the incorrect statement: (A) The electric lines of force entering into a Gaussian surface provide negative flux. (B) A charge ' ' is placed at the centre of a cube. The flux through all the faces will be the same. (C) In a uniform electric field net flux through a closed Gaussian surface containing no net charge, is zero. (D) When electric field is parallel to a Gaussian surface, it provides a finite non-zero flux. Choose the most appropriate answer from the options given belowTap an option to check your answer.
Question 5
Semiconductor Electronics. Asked once: 14 Jun 2022
115In the given circuit, the value of current will be mA. (When )