MHT CET 2026 15th April Morning Shift | Moving Charges and Magnetism Question 32 | Physics

When a resistance of $200\,\Omega$ is connected in series with a galvanometer of resistance G, its range is V. To triple its range, a resistance of $2000\,\Omega$ is connected in series. The value of G is

$400\,\Omega$

$500\,\Omega$

$700\,\Omega$

$900\,\Omega$

MHT CET 2026 15th April Morning Shift

MCQ (Single Correct Answer)

-0

If a galvanometer is shunted by $\left(\dfrac{1}{n-1}\right)^{th}$ of the value of its resistance, then the fraction of the total current passing through the galvanometer is

$\dfrac{1}{(n-1)}$

$\dfrac{1}{n}$

$\dfrac{n}{(n-1)}$

$\dfrac{1}{1-n}$

MHT CET 2026 15th April Morning Shift

MCQ (Single Correct Answer)

-0

A circular coil of 'N' turns and diameter 'd' carries current 'I'. It is unwound and rewound to make another coil of diameter '2d', current 'I' remaining the Same. The ratio of magnetic moments of the new coil to the original coil is

$2:1$

$1:1$

$1:2$

$4:1$

MHT CET 2026 15th April Morning Shift

MCQ (Single Correct Answer)

-0

Lorentz magnetic force is acting on a particle of charge $q$ moving with velocity $\vec{V}$ in magnetic field $\vec{B}$. The work done by this force on the charged particle is

zero

$\vec{V} \times \vec{B}$

$\vec{V} \times \vec{V}$

$q(\vec{V} \times \vec{B})$

PREVIOUS NEXT

MHT CET Subjects

Browse all chapters by subject

Chemistry

Physical Chemistry

Some Basic Concepts of Chemistry Atomic Structure States of Matter Thermodynamics Chemical Equilibrium Ionic Equilibrium Liquid Solution Redox Reactions Surface Chemistry Solid State Electrochemistry Chemical Kinetics Nuclear Chemistry

Inorganic Chemistry

Periodic Table and Periodicity Chemical Bonding and Molecular Structure Metallurgy Hydrogen and It's Compounds s-Block Elements p-Block Elements d and f Block Elements Coordination Compounds Environmental Chemistry

Organic Chemistry

IUPAC Nomenclatures General Organic Chemistry Isomerism Hydrocarbons Haloalkanes and Haloarenes Alcohol, Phenols and Ethers Aldehyde and Ketone Carboxylic Acids and Its Derivatives Compounds Containing Nitrogen Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry