GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 066

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 066

651). The least distance vision is
A). 15 cm
B). 15 m
C). 25 m
D). 25 cm

Answer: 25 cm


   
652). The first satellite launched by India is
A). Bhaskara
B). Varuna
C). Aryabhatta
D). Agni

Answer: Aryabhatta


   
653). Aeroplane was invented by
A). Nicolas
B). Volta
C). Orville & Wilbur Wight
D). Ampere

Answer: Orville & Wilbur Wight


   
654). What is the principle of a thermopile?
A). Peltier effect
B). Seebeck effect
C). Zeeman effect
D). Compton effect

Answer: Seebeck effect


   
655). Who proposed the wave theory of light?
A). Huygens
B). Newton
C). Foucault
D). Michelson

Answer: Huygens



656). According to Kepler's first law of planetary
A). straight linest
B). elliptical orbits
C). circular orbits
D). a parabola

Answer: elliptical orbits


   
657). The value of gravitation constant G is
A). 3.766×10^-11Nm^2
B). 6.673×10^-11Nm^2Kg^-2
C). 980 Nm^2
D). 9.8 ms^2

Answer: 6.673×10^-11Nm^2Kg^-2



   
658). The ratio of the linear stress to the linear strain of a body is called
A). Rigidity modulus
B). Young's modulus
C). Bulk modulus
D). Hooke's modulus

Answer: Young's modulus

   
659). For the same total weight and the same fuel supply, a multistage rocket is preferred to a single stage rocket because
A). it is cheaper to build a multi stage rocket
B). it is easier to assemble a multi stage rocket
C). the final velocity achieved by a multistage rocket is higher
D). multi stage rocket is safer to launch

Answer: the final velocity achieved by a multistage rocket is higher


   
660). 27°C can be expressed as
A). 250 K
B). 200 K
C). 400 K
D). 300 K

Answer: 300 K