# HSC Science (Electronics) 12th Standard Board Exam - Maharashtra State Board Important Questions for Physics

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State Ampere’s circuital law

Appears in 8 question papers
Chapter: [0.14] Magnetic Effects of Electric Current
Concept: Ampere’s Circuital Law

State Faraday's laws of electromagnetic induction.

Appears in 6 question papers
Chapter: [0.12] Electromagnetic Induction
Concept: Faraday's Laws of Electromagnetic Induction

Derive the mathematical expression for law of radioactive decay for a sample of a radioactive nucleus

Appears in 6 question papers
Chapter: [0.15] Structure of Atoms and Nuclei

Derive the mathematical expression for law of radioactive decay for a sample of a radioactive nucleus

Appears in 6 question papers
Chapter: [0.18] Atoms, Molecules and Nuclei

On what factors does the potential gradient of the wire depend?

Appears in 5 question papers
Chapter: [0.09] Current Electricity
Concept: Potentiometer

On what factors does the potential gradient of the wire depend?

Appears in 5 question papers
Chapter: [0.13] Current Electricity
Concept: Potentiometer

Describe, with the help of a circuit diagram, the working of Zener diode as a voltage regulator.

Appears in 5 question papers
Chapter: [0.19] Semiconductors
Concept: Zener Diode as a Voltage Regulator

State and prove: Law of conservation of angular momentum.

Appears in 4 question papers
Chapter: [0.01] Rotational Dynamics
Concept: Conservation of Angular Momentum

Derive Laplace’s law for spherical membrane of bubble due to surface tension.

Appears in 4 question papers
Chapter: [0.02] Mechanical Properties of Fluids
Concept: Surface Tension

Derive Laplace’s law for spherical membrane of bubble due to surface tension.

Appears in 4 question papers
Chapter: [0.06] Surface Tension
Concept: Surface Tension

Obtain the expression for current sensitivity of moving coil galvanometer.

Appears in 4 question papers
Chapter: [0.09] Current Electricity
Concept: Moving Coil Galvanometer

State how a moving coil galvanometer can be converted into an ammeter.

Appears in 4 question papers
Chapter: [0.09] Current Electricity
Concept: Moving Coil Galvanometer

State formula and S.I. unit of Magnetization.

Appears in 4 question papers
Chapter: [0.11] Magnetic Materials
Concept: Magnetisation and Magnetic Intensity

Define the coefficient of self-induction.

Appears in 4 question papers
Chapter: [0.12] Electromagnetic Induction
Concept: Inductance > Self Inductance

Obtain the expression for current sensitivity of moving coil galvanometer.

Appears in 4 question papers
Chapter: [0.14] Magnetic Effects of Electric Current
Concept: Moving Coil Galvanometer

State how a moving coil galvanometer can be converted into an ammeter.

Appears in 4 question papers
Chapter: [0.14] Magnetic Effects of Electric Current
Concept: Moving Coil Galvanometer

What is mass defect?

Appears in 4 question papers
Chapter: [0.15] Structure of Atoms and Nuclei
Concept: Mass Defect and Binding Energy

State formula and S.I. unit of Magnetization.

Appears in 4 question papers
Chapter: [0.15] Magnetism
Concept: Magnetisation and Magnetic Intensity

Define the coefficient of self-induction.

Appears in 4 question papers
Chapter: [0.16] Electromagnetic Inductions
Concept: Inductance > Self Inductance

What is mass defect?

Appears in 4 question papers
Chapter: [0.18] Atoms, Molecules and Nuclei
Concept: Mass Defect and Binding Energy
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