Day 307: JEE Mains Physics
5 questions. Try each one first, then open its answer.
Question 1
Work, Energy and Power. Asked once: 28 Jan 2025 (same type asked 3 times) See all 3 of this type
11Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason Assertion A: In a central force field, the work done is independent of the path chosen Reason R: Every force encountered in mechanics does not have an associated potential energy. In the light of the above statements, choose the most appropriate answer from the options given belowTap an option to check your answer.
Question 2
Atoms. Asked once: 8 Apr 2024 (same type asked 3 times) See all 3 of this type
30In an alpha particle scattering experiment distance of closest approach for the particle is . If target nucleus has atomic number 80 , then maximum velocity of -particle is ___ approximately. unit, mass of particle )Question 3
Electromagnetic Induction. Asked once: 2021 Paper 5 (same type asked 3 times) See all 3 of this type
20A conducting bar of length is free to slide on two parallel conducting rails as shown in the figure Two resistors and are connected across the ends of the rails. There is a uniform magnetic field pointing into the page. An external agent pulls the bar to the left at a constant speed . The correct statement about the directions of induced currents and flowing through and respectively is:Tap an option to check your answer.
Question 4
Electromagnetic Induction. Asked once: 2021 Paper 10 (same type asked 3 times) See all 3 of this type
16The time taken for the magnetic energy to reach of its maximum value, when a solenoid of resistance , inductance is connected to a battery, is:Tap an option to check your answer.
Question 5
Electrostatics. Asked once: 1 Feb 2024 (same type asked 3 times) See all 3 of this type
120Suppose a uniformly charged wall provides a uniform electric field of normally. A charged particle of mass being suspended through a silk thread of length and remain stayed at a distance of from the wall. Then the charge on the particle will be where ________ [use