1

CBSE 12th Physics Delhi Set 1 - 2023

MCQ (Single Correct Answer)

+1

-0

Two long parallel wires kept $$2 \mathrm{~m}$$ apart carry $$3 \mathrm{~A}$$ current each, in the same direction. The force per unit length on one wire due to the other is

2

CBSE 12th Physics Delhi Set 1 - 2023

MCQ (Single Correct Answer)

+1

-0

Assertion (A): The deflecting torque acting on a current carrying loop is zero when its plane is perpendicular to the direction of magnetic field.

Reason (R): The deflecting torque acting on a loop of magnetic moment $$\vec{m}$$ in a magnetic field $$\vec{B}$$ is given by the dot product of $$\vec{m}$$ and $$\vec{B}$$.

Questions Asked from Magnetic Effect of Current (Marks 1)

Number in Brackets after Paper Indicates No. of Questions

Class 12 Subjects

Physics

Electromagnetism

Electrostatics Current Electricity Capacitor Magnetic Effect of Current Magnetic Properties of Matter Electromagnetic Induction Alternating Current Electromagnetic Waves

Optics

Modern Physics

Chemistry

Physical Chemistry

Inorganic Chemistry

Organic Chemistry

Mathematics

Relations and Functions

Calculus

Continuity and Differentiability Application of Derivatives Indefinite Integration Definite Integration Application of Integration Differential Equations

Algebra