Bihar Board Physics 12th Demo Test VVI Objective Questions 2019

Students who are going to appear in the Bihar board 2019 Physics Examination on 08/02/2019, they all have prepared their examination in a good way. For more practice of Bihar board Class 12th, Physics Exam students are searching Intermediate Online Physics Objective Questions. 

Bihar Board Physics Multiple Choice Important Questions 

If you are also searching for the Same like BSEB Phy MCQ Online Question for Practice as a Test like Objective type of questions. Here we have made a collection of top 35 Physics Objective Questions from the class 12th Syllabus. In this Physics Test, Quiz questions are collected from the chapter which is listed below.

BSEB Top VVI Physics Objective Questions From the chapters 

Electrostatics, Current Electricity, Magnetic Effect of Current Electricity, Electromagnetic Induction and Alternating Current, Electromagnetic Waves, Optics, Radiation and Duel Nature of Matter, Atoms and Nuclei, Semiconductor Electronics, Communication System.

 || Physics Exam 08/02/2019 All Objective Answer key – Update ||

We wish to students do better in their all subject examination. As per BSEB: Bihar School Examination Board, Inter Annual Exam 2019 Examination Pattern 50% Objective type of questions. Hence we wish to provide all important Subject wise Objective questions.

Q Energy stored in a capacitor and dissipated during charging a capacitor bear a ration:

  1. 1:2
  2. 1:2
  3. 1:3
  4. 2:1

Q Minimum number of capacitors each of 8uF and 250 V used to make a composite capacitor of 16 uF and 1000 Vare:

  1. 8
  2. 32
  3. 16
  4. 24

Q Van de Graaff is used to:

  1. Store electric energy
  2. Build up high voltage of few million volts
  3. Decelerate charge particle like electrons
  4. Both A and B Are Correct

Q Kirchhoff first and second lows for electrical circuits are consequences of:

  1. Conservation of energy
  2. Conservation of electrical charge and energy respectively
  3. Conservation of electric charge
  4. Neither Conservation of energy nor electric charge

Q Which of the following has a negative temperature coefficient of resistance?

  1. Tungsten
  2. Carbon
  3. Nichrome
  4. Platinum

Q Thermoelectricity was discovered by:

  1. Joule
  2. Peitier
  3. Thomson
  4. Seebeck

Q Kirchoff’s loop rule consequence of:

  1. Non-conservative nature of electric field
  2. Conservative nature of electric field
  3. Conservative nature of the magnetic field
  4. Non-conservative nature of electric field

Q Tesla is a unit of:

  1. Electric flux
  2. Magnetic Flux
  3. Magnetic field
  4. Electric field

Q The magnetic moment per unit volume is called:

  1. Magnetsing field
  2. Magnetic induction
  3. Magnetisation
  4. Magnetic Permeability

Q A small piece of substance gets repelled by a strong permanent magnet. The substance must necessary be:

  1. Diamagnetic
  2. Paramagnetic
  3. Ferromagnetic
  4. Ferritemagnetic

Q What is non-magnetic substance?

  1. It has low permeability
  2. It has a low susceptibility
  3. It gets demagnetized in an external magnetic field.
  4. It does not get magnetized in an external magnetic field.

Q Which of the following substance have a negative and very large value of permeability?

  1. Ferro magnetic
  2. Paramagnetic
  3. Diamagnetic
  4. None of these

Q Susceptibility is +ve and large for substance.

  1. Ferro magnetic
  2. Paramagnetic
  3. Diamagnetic
  4. None of these

Q S.I. Unit of pole strength is

  1. N
  2. N/A-m
  3. A-m
  4. T

Q S.I. Unit of Flux:

  1. Ohm
  2. Weber
  3. Tesla
  4. None

Q S.I. Unit of magnetic Pole strength is:

  1. Ampere-meter
  2. Ampere-Metere2
  3. Ampere2-Metere
  4. Tesla-Meter

Q For a purely capacitive circuit, power factor is?

-1

1

Infinity

Q  Faraday’s lows are a consequence of the conservation of:

Charge

Energy

Magnetic field

Both B and C

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Q The equivalent quantity of mass in electricity is:

  1. Current
  2. Self Inductance
  3. Potential
  4. Charge

Q 1 Henry is equal to:

  1. Weber/Ampere
  2. Weber/Volt
  3. Weber ampere
  4. None of these

Q Lights Propagates rectilinearly, due to

  1. Wave Nature
  2. Wavelength
  3. Velocity
  4. Frequency

Q Which of the following low was modified by Maxwell by introducing the displacement current?

  1. Gauss’s low
  2. Ampere’s low
  3. Biot-Savart’s low (D)
  4. None of these

Q  Which of the following EMW has the highest wavelength?

  1. X-ray
  2. Ultraviolet ray
  3. Infrared
  4. Visible red

Q The Unit of the Poynting vector is:

  1. W/m2
  2. J/m2
  3. T/m
  4. Hertz

Q Mirage is a phenomenon due to:

  1. Refraction of light
  2. Reflection of light
  3. Total internal reflection of light
  4. Diffraction of light

Q Light year is unit of :

  1. Distance
  2. Time
  3. Intensity of light
  4. None of these

Q Approximate limits of the visible spectrum are:

  1. 1000 to 4000 A
  2. 7000 to 10000 A
  3. 4000 to 10000 A(Anstrong)
  4. 20 to 20000 A

Q Which of the following cannot be polarised?

  1. Radiowaves
  2. Ultra-Violet rays
  3. Infra red rays
  4. Ultrasonic waves

Q De-Broglie equation states the:

  1. Dual nature
  2. Particle Nature
  3. Wave Nature
  4. None of these

Q Photo electric effect was discovered by:

  1. Hertz
  2. Hallwachs
  3. Lenard
  4. Millikan

Q Electron Volt (eV) measures

  1. Charge
  2. Potential Difference
  3. Current
  4. Energy

Q  The mass of electron is :

  1. 1.00866 u
  2. 1.0866 u
  3. 1.866 u
  4. 0.1866 u

Q Isobars have the same:

  1. A
  2. Z
  3. N
  4. All of above

Q Isotones have the same:

A

Z

N

All of the above

Q Half-life of substance depends on:

Pressure

Temperature

Density

None of these

Q The concept of electron spin was introduce by:

  1. Becquerel
  2. Goudsmit
  3. Millikan
  4. Uhlenbeck and Goudsmit

Q Artificial radioactivity was discovered by:

  1. Joliot
  2. Becquerel
  3. Pauli
  4. None of these

Q In nuclear reaction, there is Conservation of:

  1. Mass Only
  2. Energy Only
  3. Momentum only
  4. Mass, energy, momentum

Q Who is the designed the transistor?

  1. Fleming
  2. Shockley
  3. Bravis
  4. Edison

Q Which of the following not is not transducer?

Loudspeaker

Amplifier

Microphone

All

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2 Comments

  • chhotu kumar

    March 13, 2019 - 5:24 am

    Physics answer key 2019 bseb

  • shiva kumar

    April 17, 2019 - 2:37 pm

    model set

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