Physics related questions and answers

Physics related questions and answers A woman’s voice is shriller than man’s voice due to A. lower frequency B. higher frequency C. weak vocal chords D. higher amplitude Answer:B Recording of sound on tapes was first invented by A. Fleming

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Basic Science related Question

Basic Science related Question What furniture item was invented by California furniture designer Charles Prior Hall in 1968? A.Sofa bed B.Captain’s chair C.Waterbed D.Hammock Answer: Option C The Manhattan Project was started by President Roosevelt in 1942 to ensure that

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Inventions-General Knowledge questions and answers

Inventions-General Knowledge questions and answers What charge card, developed in 1950, was the first to be accepted nationally in the US? A.Visa B.Discover C.MasterCharge D.Diner’s Club Answer: Option C What Enrico Fermi invented? A.X ray machine B.Betatron C.Cyclotron D.Nuclear reactor

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Physics-General Knowledge questions and answers

Physics-General Knowledge questions and answers 1. Raman effect involves A. scattering of light B. diffraction of light C. interference of light D. all the above Answer:A 2. Ball pen works on the principles of A. viscosity B. gravitational force C.

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Physics-General Knowledge questions and answers

Physics-General Knowledge questions and answers 1. Metals are good conductors of electricity because A.they contain free electrons B.the atoms are lightly packed C.they have high melting point D.All of the above Answer: Option C 2. Let a thin capillary tube

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Basic Science Related Question

Basic Science Related Question Magnetism at the centre of a bar magnet is A. maximum B. minimum C. zero D. all the above Answer:C What do we call a substance which is repelled by a magnet? A. paramagnetic B. diamagnetic

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Physics related questions and answers-GK

1. A woman’s voice is shriller than man’s voice due to A. lower frequency B. higher frequency C. weak vocal chords D. higher amplitude Answer:B 2. Recording of sound on tapes was first invented by A. Fleming B. Ampere C.

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Basic Science Related Question What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? A.Charles Richter B.Hiram Walker C.Giuseppe Mercalli D.Joshua Rumble Answer: Option C What Galileo invented? A.Barometer B.Pendulum clock

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Inventions-General Knowledge questions and answers

Inventions-General Knowledge questions and answers 1. Who invented the BALLPOINT PEN? A.Biro Brothers B.Hungarian brothers C.Bicc Brothers D.Write Brothers Answer: Option B 2. In which decade was the first solid state integrated circuit demonstrated? A.1958 B.1960s C.1970s D.1980s Answer: Option

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Basic Science Question

Basic Science Question For what does the world owe Almon Strowger a debt of gratitude? A.Parking Meters B.Vending Machines C.Automatic Telephone Exchanges D.Traffic Lights Answer: Option D Who is often called the ‘first African-American’ inventor? A.Bessie Blount B.George Washington Carver

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Inventions-General Knowledge questions and answers

Inventions-General Knowledge questions and answers 1. What invention is credited to the Russian born American inventor Vladimir Kosma Zworykin? A.Telegraph B.Radio C.Television D.Dishwasher Answer: Option A 2. Benjamin Franklin was a prolific inventor. He invented the lightning rod, the Franklin

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Basic Science Related Question

Basic Science Related Question On a stationary sail boat, air is blown from a fan attached to the boat. The boat A.moves in opposite direction in which the air is blown B.does not move C.moves in the same direction in

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Physics related questions and answers

Physics related questions and answers 1. Rainbow is produced when sunlight fall on drops of rain. Which of the following physical phenomena are responsible for this? Diffusion Refraction Internal reflection A.I, II and III B.I and II C.II and III

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Basic Science Question

Basic Science Question Of the following natural phenomena, tell which one known in Sanskrit as ‘deer’s thirst’? A.Rainbow B.Earthshine C.Halo D.Mirage Answer: Option D Inside an aeroplane, flying at a high altitude, A.the pressure is the same as that outside

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Physics related questions and answers

Physics related questions and answers 1. On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because A.mercury is a metal B.density of mercury is greater than

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