GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 090

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 090

891). Discovery of x-ray was made by
A). Madam Curie
B). William Bragg
C). Michael Faraday
D). Roentgen

Answer: Roentgen


   
892). When a body is negatively charged by friction, it
A). loses electrons
B). loses neutrons
C). gains electrons
D). gains neutrons

Answer: gains electrons


   
893). The unit of electrical conductivity is
A). mho
B). ohm
C). faraday
D). coulomb

Answer: mho


   
894). Find the odd man
A). Hayley
B). Hale-Bopp
C). Huyakutake
D). Shoemaker-Levy

Answer: Hale-Bopp


   
895). If the diameter of a blood vessel is halved, then the speed of blood flow will increase by '
A). 2
B). 3
C). 4
D). 6

Answer: 2


 

896). What is the value of 0° absolute in Fahrenheit scale?
A). -40°
B). -459.4°
C). -100°
D). -300°

Answer: -459.4°


   
897). Analyse the statements and choose the correct answer. 

Assertion (A) : A particle moves along a circle. Reason 

(R-I) : Speed is uniform. 

(R-II) : Velocity is changing.
A). R-I is correct, R-II is wrong
B). R-I is wrong, R-II is correct
C). R-I and R-II are wrong
D). Both are correct

Answer: Both are correct


   
898). Force = mass x acceleration is got from
A). Newton's second law
B). Faraday's law
C). Joule's law
D). Coulomb's law

Answer: Newton's second law


   
899). A sensitive balance has an object on left pan and equal weights on its right pan. Now air is blown fast below the left pan. Then the left pan will
A). come down
B). go up .
C). not be disturbed
D). oscillate at first

Answer: oscillate at first


   
900). Neighbouring two planets to our earth are
A). Venus and Mars
B). Mars and Jupiter
C). Mercury and Saturn
D). Uranus and Neptune

Answer: Venus and Mars