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1
KCET 2021
MCQ (Single Correct Answer)
+1
-0

Which of the field pattern given below is valid for electric field as well as for magnetic field?

A
KCET 2021 Physics - Moving Charges and Magnetism Question 31 English Option 1
B
KCET 2021 Physics - Moving Charges and Magnetism Question 31 English Option 2
C
KCET 2021 Physics - Moving Charges and Magnetism Question 31 English Option 3
D
KCET 2021 Physics - Moving Charges and Magnetism Question 31 English Option 4
2
KCET 2020
MCQ (Single Correct Answer)
+1
-0

In the given figure, the magnetic field at $$O$$.

KCET 2020 Physics - Moving Charges and Magnetism Question 26 English

A
$$\frac{3}{4} \frac{\mu_0 I}{r}+\frac{\mu_0 I}{4 \pi r}$$
B
$$\frac{3}{10} \frac{\mu_0 I}{r}-\frac{\mu_0 I}{4 \pi r}$$
C
$$\frac{3}{8} \frac{\mu_0 I}{r}+\frac{\mu_0 I}{4 \pi r}$$
D
$$\frac{3}{8} \frac{\mu_0 I}{r}-\frac{\mu_0 I}{4 \pi r}$$
3
KCET 2020
MCQ (Single Correct Answer)
+1
-0

The magnetic field at the origin due to a current element $$i d \mathbf{l}$$ placed at a point with vector position $$\mathrm{r}$$ is

A
$$\frac{\mu_0 i}{4 \pi} \frac{d \mathbf{l} \times \mathbf{r}}{r^3}$$
B
$$\frac{\mu_0 i}{4 \pi} \frac{\mathbf{r} \times d \mathbf{l}}{r^3}$$
C
$$\frac{\mu_0 i}{4 \pi} \frac{d \mathbf{l} \times \mathbf{r}}{r^2}$$
D
$$\frac{\mu_0 i}{4 \pi} \frac{\mathbf{r} \times d \mathbf{l}}{r^2}$$
4
KCET 2020
MCQ (Single Correct Answer)
+1
-0

A long cylindrical wire of radius $$R$$ carries a uniform current $$I$$ flowing through it. The variation of magnetic field with distance $$r$$ from the axis of the wire is shown by

A
KCET 2020 Physics - Moving Charges and Magnetism Question 25 English Option 1
B
KCET 2020 Physics - Moving Charges and Magnetism Question 25 English Option 2
C
KCET 2020 Physics - Moving Charges and Magnetism Question 25 English Option 3
D
KCET 2020 Physics - Moving Charges and Magnetism Question 25 English Option 4
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KCET Subjects
Physics
Mechanics
Units & Measurement and DimensionsVector AlgebraMotion in a Straight LineMotion in a PlaneLaws of MotionCircular MotionWork, Energy and PowerCenter of Mass and CollisionRotational MotionGravitationSimple Harmonic MotionFluid MechanicsElasticityWavesHeat and Thermodynamics
Optics
Ray OpticsWave Optics
Electromagnetism
ElectrostaticsCurrent ElectricityCapacitorMoving Charges and MagnetismMagnetism and MatterElectromagnetic InductionAlternating CurrentElectromagnetic Waves
Modern Physics
Atoms and NucleiDual Nature of RadiationSemiconductor Devices and Logic GatesCommunication Systems
Chemistry
Physical Chemistry
Some Basic Concepts of ChemistryAtomic StructureStates of MatterThermodynamicsChemical EquilibriumIonic EquilibriumLiquid SolutionRedox ReactionsSurface ChemistrySolid StateElectrochemistryChemical KineticsNuclear Chemistry
Inorganic Chemistry
Periodic Table and PeriodicityChemical Bonding and Molecular StructureMetallurgyHydrogen and It's Compoundss-Block Elementsp-Block Elementsd and f Block ElementsCoordination CompoundsSalt AnalysisEnvironmental Chemistry
Organic Chemistry
IUPAC NomenclaturesGeneral Organic ChemistryIsomerismHydrocarbonsHaloalkanes and HaloarenesAlcohol, Phenols and EthersAldehyde and KetoneCarboxylic Acids and Its DerivativesCompounds Containing NitrogenPolymersBiomoleculesChemistry in Everyday Life
Mathematics
Algebra
LogarithmsQuadratic EquationsSequences and SeriesPermutations and CombinationsProbabilitySets and RelationsBinomial TheoremVector AlgebraThree Dimensional GeometryMatrices and DeterminantsStatisticsMathematical ReasoningLinear ProgrammingComplex Numbers
Trigonometry
Trigonometric Ratios & IdentitiesTrigonometric EquationsInverse Trigonometric FunctionsProperties of Triangles
Calculus
FunctionsLimits, Continuity and DifferentiabilityDifferentiationApplication of DerivativesIndefinite IntegrationDefinite IntegrationArea Under The CurvesDifferential Equations
Coordinate Geometry
Straight Lines and Pair of Straight LinesCircleParabolaEllipseHyperbola