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Posts Tagged ‘ssc cgl 2017’

Important-units-mcqs Physics-day 13 target-ssc-cgl-2017

Important-units-mcqs Physics-day 13 target-ssc-cgl-2017

 

Q1.What is the S.I. unit of Electric Charge?

  1. Volt
  2. Coulomb
  3. Watt
  4. Ohm

Q2.What id the S.I. unit of  of Electric Resistance?

  1. Volt
  2. (more…)

Important-units-questions Physics-day 13 target-ssc-cgl-2017

Important-units-questions Physics-day 13 target-ssc-cgl-2017

 

Q1. What is the S.I. unit of Capacitance?

  1. Farad
  2. Steradian
  3. Becquerel
  4. Radain

Q2. What is the S.I. Unit of Frequency?

  1. Joule
  2. Pascal
  3. (more…)

Electronics-questions Physics-day 12 target-ssc-cgl-2017

Electronics-questions Physics-day 12 target-ssc-cgl-2017

 

Q1. Which of the following is used for regulated electric supply?

  1. Zener diode
  2. Junction diode
  3. Gun diode
  4. Tunnel diode

Q2. If input frequency of a full wave rectifier be n, (more…)

Electronics-mcqs Physics-day 12 target-ssc-cgl-2017

Electronics-mcqs Physics-day 12 target-ssc-cgl-2017

 

Q1. For which Diode is used?

  1. modulation
  2. oscillation
  3. amplification
  4. purification

Q2. The width of depletion layer of a P-N junction

  1. decreases with light doping
  2. (more…)

Electronics-theory Physics-day 12 target-ssc-cgl-2017

Electronics-theory Physics-day 12 target-ssc-cgl-2017

 

ELECTRONICS

Electron emission

We know that electrons revolve around the nucleus in various orbits. In metals, at room temperature, the electrons revolving in the outermost orbit can become free. But these electrons remain on the surface of the metal. To leave the surface of the metal, electrons (more…)

Nuclear-physics-mcqs Physics-day 11 target-ssc-cgl-2017

Nuclear-physics-mcqs Physics-day 11 target-ssc-cgl-2017

 

Q1. The energy emitted by the Sun is due to

  1. Chemical reaction
  2. Nuclear fission
  3. Nuclear fusion
  4. All of the above

Q2. The strongest force in nature is

    (more…)

Nuclear-physics-questions Physics-day 11 target-ssc-cgl-2017

Nuclear-physics-questions Physics-day 11 target-ssc-cgl-2017

 

Q1. Energy is continuously created in the sun due to:

  1. nuclear fusion
  2. nuclear fission
  3. radioactivity
  4. artificial radioactivity

Q2. Nuclear reactors used to produce electricity are based on

    (more…)

Nuclear-physics-theory Physics-day 11 target-ssc-cgl-2017

Nuclear-physics-theory Physics-day 11 target-ssc-cgl-2017

 

ATOMIC AND NUCLEAR PHYSICS 

We know that atom is the smallest part of matter. Atoms of same elements have same properties i.e. mass, size etc. Atoms have three particles. They are electrons, protons and neutrons. Electrons revolve around the nucleus and protons and neutrons are present (more…)

Miscellaneous-mcqs Physics-day 10 target-ssc-cgl-2017

Miscellaneous-mcqs Physics-day 10 target-ssc-cgl-2017

 

Q1.  What is the S.I. unit of stress?

  1. N/m-1
  2. N/m1
  3. N/m-2
  4. N/m2

Q2. The modulus of rigidity is the ratio of

  1. longitudinal stress to longitudinal (more…)

Miscellaneous-questions Physics-day 10 target-ssc-cgl-2017

Miscellaneous-questions Physics-day 10 target-ssc-cgl-2017

 

Q1. The hydraulic brakes used in automobiles is a direct application of:

  1. Archimedes’ Principle
  2. Torieellian Law
  3. Bernoulli’s Theorem
  4. Pascal’s Law

Q2.  Surface tension is a liquid due to:

    (more…)
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