mercury thermometers
alcohol thermometers
platinum resistance thermometers
thermoelectric thermometers
C. platinum resistance thermometers
electricity may not leak
there may be smooth flow of electricity
a short circuit may be prevented
current may pass to the earth in case of a short circuit without doing any harm to the person
transverse
longitudinal
transverse and longitudinal
neither transverse nor longitudinal
about 75% of hydrogen
22% helium
traces of most other elements including oxygen, neon, carbon and nitrogen
All the above
the ice that deposits on the freezer
the evaporation of a volatile liquid
None of the above
Both (a) and (b)
the retina of the eye moves forward
the retina of the eye moves backward
c).the iris is unable to dilate the pupil immediately to be able to see things
the eye has no power of accommodation
taking photos of various objects
recording and reproducing three dimensional images
tracing out planets and stars in the sky
transmitting light waves
for automatically maintaining a steady temperature
for measuring electricity
to reduce the voltage of electricity
for producing heat
Voltaic cell
Leclanche cell
Dry cell
An accumulator
there is very little friction between the ice and feet pressing it
ice is soft when compared to concrete
there is more friction between the ice and feet
None of the above
Kepler's Laws
Newtonian Third Law of Motion
Bernoulli's Principle
Law of Relativity
it has high thermal conductivity
it has uniform expansivity
it has high boiling point and low freezing point
of all the above
October 20, 1978
November 14, 1978
January 26, 1979
April 19, 1975
increases
decreases
remains the same
first increases and then decreases
rectilinear propagation of light
reflection
refraction
total internal reflection
the ampere
the volt
the ohm
the coulomb
the violet ray
the red ray
the green ray
the blue ray
elliptical
a straight line
a parabola
a vertical line
Mars
Venus
Earth
Mercury
electrons
neutrons
neutrons and electrons
electrons, neutrons and other particles
remains the same
increases
decreases
None of the above
radioactivity
fission
fusion
implosion
Jupiter
Mercury
Venus
Sirius
decreasing the radius of the capillary tube
increasing the radius of the capillary tube
increasing the height of water in the vessel
None of these
nichrome
tungsten
copper
aluminium
Neutron and Proton
Electron and Proton
Neutron and Electron
Proton, Neutron and Electron
radio waves and X-rays
ultraviolet light waves
visible light waves
All the above
mercury
distilled water
alcohol
does not use any liquid
decreases
increases
remains the same until all the ice has melted and then increases
remains the same
is proportional to that of the Celsius thermometer
is always greater than that of the Celsius thermometer
is always less than that of the Celsius thermometer
may be greater than or less than or equal to that of the Celsius thermometer
air
glass
vacuum
water