The Chennai School Of banking

GENERAL SCIENCE Physics-07

Question No : 1

The value of acceleration due to gravity (g) at a distance of 2R from the surface of earth, where R is the radius of earth is _____
(1)frac{g}{3}
(2)frac{g}{4}
(3)frac{g}{9}
(4)frac{g}{2}

Question No : 2

In air conditioner cooling is done by
(1) Flow of water
(2) Release of compressed gas
(3) Cooking gas
(4) Melting the solid

Question No : 3

Which among the following is false about work?
(1) If displacement is zero, work is zero
(2) Work done can be negative
(3) It is a vector quantity
(4) Its unit is Joule

Question No : 4

_____ of a wave is the rate of transfer of energy per unit area perpendicular to the direction of travel of the wave.
(1) Interference
(2) Rectification
(3) Intensity
(4) Diffraction

Question No : 5

The spoon dropped by an astronaut in a satellite will
(1) Fall to the floor
(2) Remain stationary
(3) Continue to follow the motion of the satellite
(4) Move tangentially away

Question No : 6

Good conductor of electricity is
(1) dry air
(2) paper
(3) kerosene
(4) graphite

Question No : 7

Which elements is the best conductor of electricity?
(1) Silver
(2) Copper
(3) Alminium
(4) Iron

Question No : 8

Who gave the theory of gravity?
(1) Charles Newton
(2) Charles Babbage
(3) Isaac Newton
(4) John Adams

Question No : 9

When ice melts, then
(1) Volume increases
(2) Volume decreases
(3) Mass increases
(4) Mass decreases

Question No : 10

Match the following
A. John Guttenberg                     1. Telephone
B. W. K. Roentgen                      2. Printing Press
C. Michael Faraday                     3. X-Ray
D. Alexander Graham Bell           4. Dynamo
Code:
     A   B   C    D
(1) 1    2    3    4
(2) 2    3    1    4
(3) 3    4    1    2
(4) 2    3    4    1

Question No : 11

A dynamo which is said to generate electricity actually acts as a
(1) Source of ions
(2) Source of electric charge
(3) Converter of energy
(4) Source of electrons

Question No : 12

Which instrument is used for measuring humidity in the air?
(1) Hydrometer
(2) Hygrometer
(3) Spectrometer
(4) Eudiometer

Question No : 13

Diffusion of light in the atmosphere takes place due to:
(1) Carbon dioxide
(2) Dust particles
(3) Helium
(4) Water vapours

Question No : 14

Fog is an example of
(1) Gas dispersed in gas
(2) Liquid dispersed in gas
(3) Solid dispersed in gas
(4) Solid dispersed in liquid

Question No : 15

The principle reason why it is better to have two eyes than one is that:
(1) By having two eyes we can distinguish colour easily
(2) By having two eyes we can easily see in the dark as well in dim light
(3) It gives a man a type of vision known as mosaic vision
(4) It enhances distance and depth perception in us

Question No : 16

One pikogram is equal to
(1)10^{-6}gram
(2)10^{-9}gram
(3)10^{-12}gram
(4)10^{-15}gram

Question No : 17

A 100 watt electric bulb is used for 10 hours. What will be the cost of electricity consumed, if the consumption cost is Rs.5 per unit?
(1) Rs.5
(2) Rs.10
(3) Rs.25
(4) Rs.50

Question No : 18

Match the correct:
A. Fathometer                 1. Atmospheric pressure
B. Barometer                   2. Atmospheric humidity
C. Hygrometer                 3. Height
D. Altimeter                     4. Depth of sea
Code:
     A   B   C    D
(1) 2    3    1    4
(2) 4    1    2    3
(3) 4    2    3    1
(4) 3    1    2    4

Question No : 19

Parameters of electricity supply in India are
(1) Potential Difference of 220 V, Frequency of 50 hertz and Current Rating of frac{5A}{15A}
(2) Potential Difference of 150 V, Frequency of 40 hertz and Current Rating of 10A
(3) Potential Difference of 220 V, Frequency of 60 hertz and Current Rating of 15A
(4) Potential Difference of 220 V, Frequency of 40 hertz and Current Rating of 5A

Question No : 20

Which one of the following can be used to confirm whether drinking water contains a gamma emitting isotope or not?
(1) Microscope
(2) Lead plate
(3) Scintillation counter
(4) Spectrophotometer

Question No : 21

How can a moving coil galvanometer be converted into a ammeter?
(1) by introducing shunt resistance in parallel
(2) by introducing shunt resistance in series
(3) by introducing large resistance in series
(4) None of these

Question No : 22

Source of Energy from the Sun is
(1) Nuclear fission
(2) Nuclear fusion
(3) Photoelectric effect
(4) Cherenkov effect

Question No : 23

The minimum height of a plane mirror to see the full size image of a person is equal to
(1) The height of the person
(2) Half the height of the person
(3) One-fourth the height of the person
(4) Double the height of the person

Question No : 24

In an earthen pitcher, the water remains cold due to the process of
(1) Condensation
(2) Evaporation
(3) Sublimation
(4) None of these

Question No : 25

Which is the direction of magnetic field inside a magnet?
(1) From South pole to North pole
(2) From North pole to South pole
(3) From North pole till centre of the magnet
(4) None of these

Question No : 26

The apparatus used to measure the intensity of light is known is
(1) Anemometer
(2) Colorimeter
(3) Luxmeter
(4) Altimeter

Question No : 27

CT scan is done by using:
(1) Infra-red Rays
(2) Ultrasonic Waves
(3) Visible Light
(4) X-Rays

Question No : 28

Magnetism in materials is due to
(1) electrons at rest
(2) circular motion of electrons
(3) protons at rest
(4) all neutrons at rest

Question No : 29

Force of attraction between the molecules of different substances is called
(1) Surface tension
(2) Cohensive force
(3) Adhesive force
(4) None of these

Question No : 30

Which of the following is used to take 3 dimentional pictures
(1) Photography
(2) Holography
(3) Radiography
(4) None of these

Question No : 31

Which of the following elements was first produced artificially?
(1) Neptunium
(2) Plutonium
(3) Francium
(4) Technetium

Question No : 32

Full form of C.F.L is
(1) Compact Fluorescent Lamp
(2) Centrally fixed Lamp
(3) Chemical Fluorescent Lamp
(4) Condensed Fluorescent Lamp

Question No : 33

The dimension of which of the following is the same as that of impulse?
(1) Volume
(2) Momentum
(3) Torque
(4) Change in the rate of momentum

Question No : 34

The concept of expanding universe is based on
(1) Doppler effect
(2) Stark effect
(3) Zeeman effect
(4) Raman effect

Question No : 35

GPS stands for which one of the following?
(1) Greenwich Polar Satellite
(2) Global Police Surveillance
(3) Global Positioning System
(4) General Pacific Survey

Question No : 36

Scientific name of Moon and study of Moon is
(1) Moon, Moonology
(2) Selene, Selenology
(3) Planetary, Astrology
(4) None of these

Question No : 37

Alfred Nobel invented
(1) Microphone
(2) Typewriter
(3) Dynamite
(4) Gramophone

Question No : 38

The material used in the fabrication of a transistor is
(1) Aluminum
(2) Copper
(3) Silicon
(4) Silver

Question No : 39

Shaving mirror is
(1) Convex
(2) Concave
(3) Plane
(4) Parabolic

Question No : 40

In a projectile motion, a large angle with the horizontal produces _____
(1) Flat trajectory
(2) Curve trajectory
(3) Straight trajectory
(4) High trajectory

Question No : 41

AV = constant, where A = area of cross –section and V = velocity of fluid. This equation is called _____
(1) Equation of discontinuity
(2) Equation of continuity
(3) Equation of sustenance
(4) Equation of parallelism

Question No : 42

When net torque is zero, _____ will be constant.
(1) force
(2) angular momentum
(3) linear momentum
(4) acceleration

Question No : 43

The unit of which physical quantity is not pascal?
(1) Moment of inertia
(2) Pressure
(3) Stress
(4) Young’s modulus

Question No : 44

In a streamline flow, _____ at every point in the fluid remains same.
(1) Force
(2) Pressure
(3) Velocity
(4) Speed

Question No : 45

If a body is moving on a circular path, what is its average velocity if it completes one cycle in one second?
(1) Average velocity depends upon time taken to complete one cycle
(2) One
(3) Average velocity is same as average speed
(4) Zero

Question No : 46

Sphygmomanometer measures the blood pressure in the
(1) Veins
(2) Arteries
(3) Eyes
(4) Synovial

Question No : 47

Sun appears red in colour at sunrise and sunset due to
(1) the fact that sun emits only red colour at that time
(2) red light having longer wave length scatters
(3) that sun comes out of mountains
(4) that all other colours scatter away except red
 

Question No : 48

The ‘Choke’ used with a tube light is basically _____
(1) An inductor
(2) A capacitor
(3) A transformer
(4) A resistor

Question No : 49

The coil wire in the electric room heater or electric cooking heater is called _____
(1) Circuit
(2) Element
(3) Filament
(4) Cells

Question No : 50

Speed of light is maximum in _____.
(1) Vacuum
(2) Solids
(3) Liquids
(4) Gases