WorksheetsBasic Physics
Total questions: 30
Worksheet time: 15mins
The rainbow is formed by
Total internal reflection
Dispersion of light
Interference of Iight
None of these
A nuclear reactor works on the principle of nuclear:
Fusion
Explosion
Fission
Assimilation
A body at rest can have
Acceleration
Energy
Motion
Velocity
The rain drops are spherical in shape due to
Surface tension
Viscosity
Excess pressure
Stress
Who is called as Father of Fiber Optics ?
Mario Maurer
Simon Parry
Narinder Singh Kapany
Dr. Thomas Mensah
The twinkling of star is due to:
Reflection
Dispersion
Absorption
Refraction
Which is used to measures strength of electric current ?
Ammeter
Altimeter
Audiometer
Electrometer
The radiator tubes are manufactured by using:
Cast iron tubes
Aluminum tubes
Brass tubes
Steel tubes
The velocity of sound does not depend on
Temperature
Medium
Pressure
Humidity
The ultrasonic sound can be heard by
Dogs
Men
Microphone
None of these
X-rays were discovered by –
Roentgen
H.Davy
Lavoisier
Faraday
Which of the following is a derived unit?
Mass
Length
Time
Velocity
Carbon dioxide is called greenhouse gas because-
it is used in photosynthesis
its absorbs infrared radiation
it emits visible radiation
its concentration remains always higher than other gases
Which types of light colours are strongly absorbed by plants?
Red and Yellow
Green and Yellow
Blue and Red
Indigo and Red
RADAR is used for
locating submerged submarines
receiving a signals in a radio receiver
locating geostationary satellites
detecting and locating the position of objects such as aeroplanes
Atomic bomb is based on the principle of
Nuclear Fission
Nuclear Fusion
Nuclear Transition
Radio Emission
Cryogenic engine find application in
Submarines
Super Conductivity
Rocket Technology
Nuclear Energy
Which of the following is the fundamental quantity ?
Volume
Velocity
Time
Force
Zener- diode is used as :
An amplifier
An rectifier
An oscillator
Voltage regulator
The electromagnetic waves used in the telecommunication are__.
Ultraviolet
Infra-red
Visible
Microwave
Charge is a_____.
Vector quantity
Either Scalar or Vector
Scalar quantity
Dimensionless
Which of the following has high penetrating power ?
Beta Particle
Alpha Particle
Gamma Rays
All of the above
The size of an atomic nucleus is diameter of the atom
1/1000
1/10000
1/100
1/100000
Choose the best alternative as the answer. Which of the following is associated with diamond?
Hardness
Brilliance
Use
Conductivity
When water condenses into ice, __
Heat is absorbed
Heat is released
Heat remains unchanged
None of these
When water condenses into ice, __
Heat is absorbed
Heat is released
Heat remains unchanged
None of these
Decibel is the unit of
Intensity of sound
Intensity of lights
Velocity of light
Gravitational constant
A photocell converts light energy into
Chemical energy
Electrical energy
Potential energy
Kinetic energy
Ultraviolet rays are absorbed by
Mica
Quartz
Glass
Rock Salt
Who is known as Father of Nuclear Physics?
Alexander Graham Bell
Alexander Fleming
Ernest Rutherford
Werner Heisenberg
