electric current - ampere
resistance - Ohm
electric power - volt
electric charge Coulomb
C. electric power - volt
Hygrometer
Hypsometer
Hydrometer
Densimeter
rough white
rough black
shining white
shining black
the square of the current
the resistance of the conductor
the time for which the current flows
All the above
refraction of light from them through air
reflection
absorption
All the above
the ringing is not loud enough
the glass of the bell jar absorbs the sound waves
the bell jar is too small
there is no air or -any other gas in the bell jar
able to refract the sound
good absorbers of sound
good reflectors of sound
All the above
Neptune and Pluto
Jupiter and Saturn
Venus and Mars
Venus and Saturn
Proxima Centauri
Sirius
Aldebaran
Vega
it stops due to malfunctioning
it starts emitting dangerous radioactive radiations
it is shut down to avoid explosion
it is ready to produce controlled energy
a glass rod with flannel
an abonite rod with flannel
a glass rod with silk
Any of the above
radio waves and X-rays
ultraviolet light waves
visible light waves
All the above
a parabola
a horizontal straight line
a vertical straight line
a circle
velocity
momentum
acceleration
angular velocity
altimeter
anemometer
dilatometer
potentiometer
necessary oxygen for burning of oil may be provided
the convection current of air may be maintained to keep the lamp burning
the brightness of the lamp may be increased
All the above
amplitude
vibration
frequency
phase
diffusion
viscosity
surface tension
capillarity
at the lower elevation than the bird
at a higher elevation than the bird
in the same direction as the bird
vertically upwards
greater
less
the same
None of these
rectilinear propagation of light
reflection
refraction
total internal reflection
Frequency
Amplitude
Speed
Wavelength
cools the body that transfers it
heats the body that absorbs the heat
may change the physical state of the substance
All the above
increases
decreases
remains the same
first increases then decreases
the atoms and molecules lose their identity
nucleus is split into fragments
the nuclear reaction between two light atomic nuclei results in the formation of a heavier nucleus with release of a large quantity of nuclear energy in the process
absorption of neutron by a nucleus
light energy into electrical energy
electrical energy into light energy
magnetic energy into electrical energy
electrical energy into mechanical energy
both its mass and weight will be different
its mass will be different but the weight will remain the same
its mass and weight will both remain unchanged
its mass will remain the same but weight will be different
colours of the rainbow
colours in the spectrum of white light
colours which cannot be produced by mixing other colours
colours found in nature
the material of the wire
the length of the wire
the cross section of the wire
All the above
of the surface tension of mercury
mercury is a semi-solid
of the high viscosity of mercury
the density of mercury is greater than that of steel
an altimeter
a fathometer
a hydrometer
a sonometer