GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 070

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 070

691). A speaker converts
A). electrical energy into sound energy
B). sound energy into electrical energy
C). small sound waves into large sound waves
D). small electrical waves into large electrical waves

Answer: electrical energy into sound energy


   
692). The spectrum of source of light is called
A). line spectrum
B). continuous spectrum
C). band spectrum
D). emission spectrum

Answer: continuous spectrum


   
693). X-rays carry
A). unit positive charge
B). unit negative charge
C). no charge
D). two positive charges

Answer: no charge

   
694). The waves received by our television sets are
A). light waves
B). cosmic waves
C). fine particle waves
D). microwaves

Answer: microwaves


   
695). The relation amongst velocity (v), frequency (n) and wave length (λ) is
A). v = λ/n
B). v = 1/nλ
C). V=f×λ
D). v = n/λ

Answer: V=f×λ


696). The heavy water project
A). Kalpakkam
B). Tuticorin
C). Narimanam
D). Kayaththar

Answer: Tuticorin

   
697). Girders are always of l-shaped in order
A). reduce depression
B). reduce elasticity
C). make the house appear beautiful
D). none of these

Answer: none of these


   
698). The heat of neutralisation is constant for
A). strong acid - strong base
B). strong acid - weak base
C). weak acid - strong base
D). weak acid - weak base

Answer: strong acid - strong base


   
699). Melting point of ice
A). -7 ° C
B). 10° C
C). 1° C
D). 0° C

Answer: 0° C


   
700). Watt = Volt X ___________
A). ohm
B). ampere
C). metre
D). Hz

Answer: ampere