The Chennai School Of banking

GENERAL SCIENCE Physics-10

Question No : 1

What is the SI unit of pressure?
(1) Newton
(2) Weber
(3) Pascal
(4) Henry

Question No : 2

If the mass of an object is 60 kg, what will be its weight on the moon? (N = Newton)
(1) 60N
(2) 600N
(3) 100N
(4) 10N

Question No : 3

UV rays coming from Sun, majorly causes which cancer?
(1) Lungs cancer
(2) Liver cancer
(3) Mouth cancer
(4) Skin cance

Question No : 4

What was invented by Zacharias Jansen?
(1) Jet Engine
(2) Radium
(3) Microscope
(4) Electric Lamp

Question No : 5

The SI unit of acceleration is _____
(1) Meter per second square
(2) Meter per second
(3) Second per meter
(4) Second per meter square

Question No : 6

The reflection formed by the plane mirror is _____.
(1) Vertical inversion
(2) A real image
(3) Lateral inversion
(4) An Enlarged image

Question No : 7

The temperature at which a solid melts to become a liquid at the atmospheric pressure is called its _____
(1) Crystallisation
(2) Melting point
(3) Evaporation
(4) Galvanisation

Question No : 8

Which one of the following is an insulator?
(1) Copper
(2) Wood
(3) Mercury
(4) Aluminium

Question No : 9

Energy travels from Sun to Earth through
(1) Conduction
(2) Convection
(3) Radiation
(4) Modulation

Question No : 10

When we see an object, the image formed on the retina is _____
(1) Real and inverted
(2) Real and erect
(3) Virtual and erect
(4) Virtual and inverted

Question No : 11

Why is weightlessness experienced while orbiting the earth in space ship?
(1) Inertia
(2) Acceleration
(3) Zero gravity
(4) Orbital motion

Question No : 12

Which of the following is indicated by the colour of a star?
(1) weight
(2) distance
(3) temperature
(4) size

Question No : 13

Barograph was invented by
(1) Lucien Vidi
(2) John Venn
(3) Theophilus Van Kannel
(4) Lewis Urry

Question No : 14

Which among the following is false about displacement?
(1) It can be positive, negative or zero
(2) Displacement is never greater than Distance
(3) Its SI unit is meter
(4) It is always positive

Question No : 15

Steam locomotive was invented by?
(1) Simon Stevin
(2) George Stephenson
(3) Gary Starkweather
(4) Percy Spencer

Question No : 16

Postage Meter was invented by
(1) Fyodor Pirotsky
(2) Arthur Pitney
(3) Fritz Pfleumer
(4) Stephen Perry

Question No : 17

Sewing machine was first patented by
(1) Alfred P. Southwick
(2) Elias Howe
(3) Murasaki Shikibu
(4) Hanaoka Seishu

Question No : 18

What are the two kinds of Rotatory motion?
(1) Spin and Vibrational motion
(2) Spin and Orbital motion
(3) Spin and Translatory motion
(4) Spin and Projectile motion

Question No : 19

The apparent weight of a person in a lift which is moving down with uniform acceleration is _____.
(1) greater than the weight when the person is stationary
(2) twice the weight when the person is stationary
(3) less than the weight when the person is stationary
(4) same as the weight when the person is stationary

Question No : 20

Rectifiers convert _____
(1) high voltage to low voltage
(2) low voltage to high voltage
(3) AC to DC
(4) DC to AC

Question No : 21

Electrons move around the nucleus in _____ motion.
(1) Translatory
(2) Spin
(3) Orbital
(4) Vibrational

Question No : 22

A device which converts electrical energy into mechanical energy is
(1) Dynamo
(2) Transformer
(3) Electric motor
(4) Inductor

Question No : 23

If the radius of the earth decreases and its mass remains the same, then the value of “acceleration due to gravity” will _____
(1) decrease
(2) increase
(3) remain the same
(4) become zero

Question No : 24

Electric current in a metal wire is due to the flow of
(1) Electrons
(2) Protons
(3) Irons
(4) Holes

Question No : 25

The density of milk can be obtained by the use of:
(1) Hydrometer
(2) Butyrometer
(3) Lactometer
(4) Thermometer

Question No : 26

At absolute temperature, the electric resistance in semiconductor is
(1) Infinite
(2) Small
(3) High
(4) Zero

Question No : 27

Power of sunglass is
(1) 0 Dioptre
(2) 1 Dioptre
(3) 2 Dioptre
(4) 4 Dioptre

Question No : 28

A sudden fall in barometer reading indicates that the weather will be:
(1) Stormy weather
(2) Rainy weather
(3) Cool dry weather
(4) Hot and humid weather

Question No : 29

Einstein was honoured with Nobel Prize for:
(1) Photoelectric Effect
(2) Theory of Specific Heat
(3) Special Theory of Relativity
(4) Bose-Einstein Statistics

Question No : 30

The heat required in calories to convert one gram of ice at 0°C to steam at 100°C is approximately
(1) 80
(2) 336
(3) 720
(4) 620

Question No : 31

Photovoltaic cells are:
(1) Solar cells
(2) Thermal cells
(3) Sulphur cells
(4) Chemical cells

Question No : 32

Identify the mineral not associated with atomic power
(1) Monazite
(2) Thorium
(3) Beryllium
(4) Chromium

Question No : 33

When light waves pass from air to glass the variable affected are
(1) Wavelength, frequency and velocity
(2) Velocity and frequency
(3) Wavelength and frequency
(4) Wavelength and velocity

Question No : 34

Pycnometer is an instrument used to measure the
(1) density
(2) intensity of solar radiation
(3) intensity of earthquake
(4) high temperatures

Question No : 35

Which instrument is used to measure sound under water?
(1) Hygrometer
(2) Hygroscope
(3) Hypsometer
(4) Hydrophone

Question No : 36

Television signals cannot be received beyond a certain distance because:
(1) Signals are weak
(2) Antenna is weak
(3) Air absorbs signals
(4) The surface of the earth is curved

Question No : 37

In which direction the rainbow is seen at 12 noon?
(1) In the West
(2) In the South
(3) In the East
(4) It cannot be seen

Question No : 38

In cold countries, alcohol is preferred to mercury as a thermometric liquid because:
(1) Alcohol has a lower freezing point
(2) Alcohol is a better conductor of heat
(3) Alcohol is cheaper than mercury
(4) The world production of alcohol is greater than that of mercury

Question No : 39

The speed of light is
(1) 9	imes 10^{2}m/sec
(2) 3	imes 10^{11}m/sec
(3)3	imes 10^{8}m/sec
(4) 2	imes 10^{4}m/sec

Question No : 40

In which of the following conditions wet clothes will dry earliest?
(1) 100% RH, 60°C temperature
(2) 100% RH, 20°C temperature
(3) 20% RH, 20°C temperature
(4) 20% RH, 60°C temperature

Question No : 41

The gas used in discharge tubes for optical decoration and advertising is
(1) Carbon dioxide
(2) Ammonia
(3) Sulphur dioxide
(4) Neon

Question No : 42

Cyclotrons are used to accelerate:
(1) Neutrons
(2) Protons
(3) Atoms
(4) Ions

Question No : 43

X-ray was invented by:
(1) W.C. Roentgen
(2) Gutenberg
(3) Edison
(4) Graham Bell

Question No : 44

Light year is the unit of
(1) Distance
(2) time
(3) Speed of light
(4) Intensity of light

Question No : 45

What do we call the energy which should be supplied to the nucleus to break it up into its constituent particles?
(1) Excitation energy
(2) Binding energy
(3) Ionisation energy
(4) None of these

Question No : 46

It is difficult to fix a nail on a freely suspended wooden frame. Which law supports this statement?
(1) Law of inertia
(2) Newton’s second law
(3) Newton’s third law
(4) Pascal’s law

Question No : 47

If the force applied on the object is in the direction of its motion, the speed of the object _____
(1) Increases
(2) Stops
(3) Decreases
(4) No effect

Question No : 48

Atmospheric pressure is measured by _____
(1) Barometer
(2) Hexameter
(3) Nanometer
(4) Glaxometer

Question No : 49

Which of the following is a semiconductor?
(1) Plastic
(2) Aluminum
(3) Wood
(4) Germanium

Question No : 50

The velocity of sound is maximum in
(1) Air
(2) Liquid
(3) Metal
(4) vacuum