Physics in English Quiz 5

Physics in English Quiz 5 has 10 questions. For correct answer you will get 3 marks & for wrong answer -1 (minus 1) mark. After submitting Answer sheet, you can check right and wrong answers as well as your total marks.

All the Best !!

1.The substances which reduce friction are called _________.

A.irregularities

B.lubricants

C.adhesives

D.viscous

2.The process in which heat is transmitted without the aid of the intervening medium is

A.Conduction

B.Convection

C.Radiation

D.None of these

3.Light year is the unit of

A.Speed

B.Time

C.Distance

D.Weight

4.A pedulum-bob executes simple harmonic motion. Which value is maximum when the bob is in the mean position?

A.time period

B.mass of the particle

C.amplitude

D.velocity

5.Least distance of distinct vision is nearly equal to

A.1 metre

B. 0.25 metre

C.0.5 metre

D.0.2 metre

6.The device used to measure voltage, current and resistance is called

A.An A.F amplifier

B. A detector

C. A galvanometer

D.A multimeter

7.An equiconvex lens is prepared from a glass of refractive index 1.5. The radius of curvature of the surface is 0.5 m. The focal length of the lens is

A.0.5 m

B.1.0 m

C.1.5 m

D.2.0 m

8.The wavelength of X-rays is of the order of

A.1 mm

B.1 cm

C.1 micron

D. 1 angstrom

9.What is the SI unit of electric current?

A.Newton

B.Joule

C.Ampere

D.Watt

10.Who discovered television?

A.Michael Faraday

B.Joseph Henry

C.Abbe Caselli

D.John Baird

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