Veto q&a 7 Month22 (1)

@physics
Q Who formulated the theory that there are only 3
basic colours
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A. Thomas Yung
Device used to record sound under water
A. Hydrophone
Who conducted the experiment that produced
vacuum for the first time
A. Blaise Pascal
Bottle opener is a ----- order lever
A. 2 nd
Who proposed Law of Inertia?
A. Galileo
Mirror used by ENT Specialist and Dentist
A. concave
Critical Temperature of Mercury
A. 4.2 K
First theory related to heat
A. calorie Theory by lavosier
Separation of Cream from milk is due to ----- force
A. centrifugal
First Nuclear Reactor of India
A. apsara (1956)
Largest state of matter in the Universe
A. Plasma
Primary colours of a painter
A. Red, Blue, Yellow
Who invented Microwave Oven
A. Percy Spencer
Orbit of Geostationary Satellite
A. Parking orbit
Working Principle of Spring Balance
A. Hook’s law
Escape Velocity of Jupiter
A. 60 km/sec
Device used to measure gravity
A. Gravimeter
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Temperature of Sun is measured using
A. Pyrometer
Working Principle of SONAR
A. echolocation
2018
May
The energy formed by virtue of motion of a body
A. Kinetic energy
Only satellite where there is atmosphere
A. Titan
Study of Universe
A. cosmology
Base units in Si System
Base Quantity units Symbol
Length Metre M
Mass Kilogram Kg
Time Second S
Electric Current Ampere A
Temperature Kelvin K
Amount of Substance Mole Mol
Luminous Intensity Candela Cd
Wonder kid in Electronics
A. Transistor
Heavy water is made of
A. Deuterium
The radio isotope used for cancer treatment
A. cobalt-60
‘Dispersion of Light’ was explained by
A. isaac newton
The book ‘Theory of Relativity’ was translated to
English by
A. Sathyendra nath Bose
By which phenomenon, tail of comets can be seen
A. Tyndal effect
Interferrence was observed first by
A. Thomas Young
Wave Theory of Light was proposed by
A. christian Huygens
Q&A Bonus
The Mascot of Census 2011 - a female enumerator
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