GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 120

GENERAL SCIENCE PHYSICS ONE LINERS FOR TNPSC UPSC SSC SET 120

1191). A motor boat is travelling with a speed of 30ms^−1. If the force on its due to water is 500N, its power is
A). 150 kW
B). 15 kW
C). 1.5 kW
D). 1500 kW

Answer: 1.5 kW


   
1192). The weight of a body is maximum at
A). pole of the earth
B). equator of the earth
C). centre of earth
D). just above the earth

Answer: pole of the earth


   
1193). A patient's temperature ranged from 96.8°F to 105.8°F during his illness, the temperature recorded in Celsius scale is
A). 16° to 41°
B). 26° to 41°
C). 46° to 51°
D). 36° to 41°

Answer: 36° to 41°


   
1194). In a open organ pipe
A). all harmonics are present
B). only odd harmonics are present
C). only even harmonics are present
D). only fundamental note is present

Answer: all harmonics are present


   
1195). Match List-I with List-II correctly and select your answer using the codes give below :
List-I                                           List-II
a) Millikan                     1) Charge-mass ratio of electron
b) J.J. Thomson             2) Quantum model of H2 atom
c) Chadwick                  3) Charge of electron
d) Neils Bohr                4) Neutron

Below codes are given in A B C D order
A). 3 1 4 2
B). 1 3 4 2
C). 2 4 1 3
D). 4 3 2 1

Answer: 3 1 4 2



1196). TV antenna elements are made up of
A). aluminium
B). Copper
C). tin
D). zinc

Answer: aluminium


   
1197). Consider the following statements :
Assertion (A) : Rusting of iron is quicker in sea water than in river water. 

Reason (R) : Salinity helps in carrying current. 

Now select your answer according to the coding scheme given below:
A). Both (A) and (R) are true and (R) is the correct explanation of (A)
B). Both (A) and (R) are true but (R) is not the correct explanation of (A)
C). (A) is true, but (R) is false A
D). (A) is false, but (R) is true

Answer: Both (A) and (R) are true but (R) is not the correct explanation of (A)


   
1198). Which of the following is it structure studies?
A). Infrared Spectroscopy
B). Raman spectroscopy
C). Atomic emission spectroscopy
D). X-ray diffraction

Answer: X-ray diffraction

   
1199). The scientist-who first sent electromagnetic waves to distant places is
A). James Clark Maxwell
B). Heinrich Hertz
C). Thomas Alva Edison
D). Baird

Answer: Heinrich Hertz


   
1200). In the electrical circuit of a house the fuse is used
A). to regular the current
B). to load
C). as safety device
D). as step-down device

Answer: as safety device