Physics-G.K Question and Answer / Physics Set III Sample Test,Sample questions

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Question: 
An electron possesses a negative charge of:

1.16 * 10-19 C

2.1.60 * 10-19 C

3.26 * 10-19 C

4.1.8 * 10-19 C

Question: 
 Powerloom invention is associated with:

1. Devi

2.Johnson Harrison

3.Carl Right

4.Walter Hunt

Question: 
 Safety Lamp is a discovery of:

1.K. Onnes

2.H. Devi

3.Fermi

4.L. D Forest

Question: 
 The invention of the printing machine is associated with which scientist?

1.Wheeler

2.Robert Mallet

3.Bunsen

4.Kaekstan

Question: 
 The invention of  aeroplane is associated with:

1.F.G Otis

2. Edison

3.Right Brothers

4. Grahm Bel

Question: 
 What do electricians wear while working with electricity?

1.Rubber handgloves

2.Woollen handgloves

3.Synthetic handgloves

4.Cotton handgloves

Question: 
 What is the work done in moving a unit positive charge from infinity to that point in electric field called?

1.Electric potential

2.Potential difference

3. Electric current

4.Electric circuits

Question: 
 Which of the following Scientist is affiliated with the invention of the Wireless Telegraphy?

1. Johnson & Johnson

2.Macmillan

3.Compel

4.Marconi

Question: 
 Who among the following Scientist invented the gramophone?

1.Anerko Fermi

2.George Stefans

3.Edison

4.Walter Hunt

Question: 
 Who among the following Scientist is associated with the invention of the barometer?

1.H. Devi

2.Torricelli

3.William Gas Cogin

4. L.D Forest

Question: 
How many electrons taken together make one coulomb?

1.6.25 * 1018 electrons

2.3.25 * 1018 electrons

3.2.25 * 1018 electrons

4.4.25 * 1018 electrons

Question: 
How much force does one coulomb of electric charge exerts on an equal charge placed at a distance of one metre from it?

1.9 * 109 Newton

2.10 * 109 Newton

3. 9 * 108 Newton

4.8 * 109 Newton

Question: 
Who invented Scooter?

1.G. Brousa

2.Harison & Kaitlin

3.William Gas Cogin

4.None of the above

Question: 
Microscope was invented by:

1.Janson & Janson

2. Millikan

3.Soldz

4.Foucalt

Question: 
On the basis of electrical resistance, all the substances can be divided into:

1.Good conductors

2.Resistors

3.Insulators

4.All of the above

Question: 
One ohm is equal to:

1. 1 volt / 1ampere

2. 1 volt / 1 coulomb

3.1 volt * 1 ampere

4.1 volt * 1 coulomb

Question: 
Radioactivity is invented by:

1.Coolidge

2.Faraday

3.H. Becquarel

4.Briggs

Question: 
Resistance of a conductor is inversely proportional to:

1.Current

2.Its length

3.Its area of cross-section

4.Potential difference

Question: 
Substances through which electricity cannot flow are called:

1.Conductors

2.Insulators

3. Wires

4.Battery

Question: 
The invention of Petrol Car is associated with:

1.Janson & Janson

2.John & Johnson

3.Macmillan

4. Karl Benz

Question: 
The Scientist is associated with the invention of the Bi-cycle: 

1.Macmillan

2.Dunlop

3.Macmillan

4.Karl Benz

Question: 
What happens to the resistance of a wire when its length is doubled?

1.Gets doubled

2. Becomes half

3.Becomes nil

4.None of the above

Question: 
What is the SI unit of electric charge?

1.Volt

2.Coulomb

3.Ampere

4.ohm

Question: 
What should be present in a substance to make it a conductor of electricity?

1.Strongly held electrons

2.Strongly held protons

3.Free electrons

4.Free protons

Question: 
Which of the following are resistors?

1.Silver

2.Copper

3.Aluminium

4.All the above

Question: 
Which of the following factors affect resistance of a conductor?

1.Length of conductor

2. Temperature of conductor

3. Material of conductor

4.All of the above

Question: 
Which of the following is a conductor of electricity?

1.Silver

2.Copper

3.Aluminium

4.All of the above

Question: 
Which of the following is an example of static electricity?

1. Glass rod rubbed with silk cloth

2.Ebonite rod rubbed with wool

3.Lightening in the sky

4.All of the above

Question: 
Which of the following is an insulator?

1.Carbon

2.Rubber

3. Silver

4.Copper

Question: 
Which of the following scientist invented  the television?

1.J.L Beard

2.Faraday

3.William Gas Cogin

4.Thels

Question: 
Which of the following scientist is the inventor of the lift? 

1. F.G Otis

2.Edison

3.William Gas Cogin

4. Einstein

Question: 
Which Scientist is associated with the invention of the gas engine?

1.Bunsen

2.Daymlar

3. Compel

4.Morse

Question: 
Who among the following scientist invented the Microphone?

1.Einstein

2. Edison

3.John & John

4.Janson & Janson

Question: 
Who among the following Scientist is associated with the invention of the refrigerator?

1.G. Brousa

2.Harison & Kaitlin

3.William Gas Cogin

4.Einstein

Question: 
Who invented Acetylene Gas?

1. Berthelot

2.Pascal

3.Richard Drew

4.Ohain

Question: 
Who invented atomic bomb?

1.Berthelot

2.Pascal

3.Richard Drew

4. J. Robert Oppenheimer

Question: 
Who invented The Law of Refraction of Light?

1.Newton

2.Einstein

3.Pascal

4.Alexander Volta

Question: 
Who invented the Motor Vehicle?

1. James Watt

2.Edison

3. Parsons

4.Asteen

Question: 
Who  is associated with the invention of the helicopter?

1. Johnson & Johnson

2. Bracket

3.George Wasting House

4.Marconi

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