Physics one-liners for various competitive examinations

 

 

Physics one-liners for various competitive examinations

Welcome to the Physics Section page.

We know the importance of general awareness, GK (General Knowledge) in various competitive exams for aspirants.

We are publishing general awareness notes and study material on various subjects daily.

These Physics notes are extremely useful for all exams including Bank Exams.

Watch One-Liners 

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1- The time required for a current to be established in a circuit depends upon –

1-Inductance.
2- Its inductance and resistance.
3-Magnitude of the current.
4- The applied potential difference.

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2- The electromotive force is most closely related to-

1- Inductance.
2-Electric field intensity.
3- Potential difference.
4- Magnetic flux density.

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3-Ammonium Cyanate on heating gives-

1- Methyl-Amine.
2- Urea.
3- Methyl Ameno Ketone.
4- Nitro Cyanide and Ammonia.

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4- Magnetic quantum value for the 24th electron is –

1- 1
2- – 1.
3- -2.
4- 0

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5- Metal detectors kept in security zones work on the principle of-

1- Oersted.
2- Ampere Rule.
3- Fleming’s Right hand rule.
4- Electromagnetic Induction.

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6-Concentration of ore does not include-

1- Froth Flotation.
2- Washing.
3- Magnetic Separation.
4- Distillation.

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7- Number of hydrogen atoms present in cyclopentane are –

1- 8.
2- 14
3- 10
4- 12

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8- The element which does not exhibit catenation is –

1- Sulphur.
2- Phosphorous.
3- Carbon.
4- Copper.

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9- The image formed due to a plane mirror will not obey-

1- The objective distance is always equal to the image distance.
2- The image undergoes lateral inversion.
3- The size of the image is proportional to the size of the mirror.
4- The size of the image is always equal to the size of the object.

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10- Refractive Index gives an idea of –

1-The density of the transparent medium.
2-How hard or how soft the material medium is.
3- How fast or how slow the light travels in that medium.
4- The physical state of the material medium.

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ANS-

1- Its inductance and resistance.
2- Potential difference.
3-Urea.
4- 1
5-Electromagnetic Induction.
6-Distillation.

7-10
8-Copper.
9-The size of the image is proportional to the size of the mirror.
10-How fast or how slow the light travels in that medium.

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