appears to increase
appears to decrease
does not change at all
first increases then decreases
A. appears to increase
a unit of time
a unit of length
a year of no consequence
illumination throughout the year
INSAT
Bhaskara
Aryabhatta
All the above
the same as the direction of the vibrations of the vibrating body
at right angles to the direction of the vibrations of the vibrating body
Both (a) and (b) above
None of the above
helium
argon
hydrogen
oxygen
alternating current of very high frequency
alternating current of very high voltage
a very large direct current
a high voltage direct current
the hot water contains a much larger quantity of internal energy than the boiling water
the boiling water contains more quantity of internal energy than the warm water
both of them have got the same amount of internal energy.
nothing can be said definitely with the data given
for measuring the velocity of wind
in the manufacture of fireworks
in finding the coefficient of apparent expansion of a liquid
for measuring high temperatures
U-234
U-235
U-238
Both (b) and (c)
appears to increase
appears to decrease
does not change at all
first increases then decreases
resistance
charge
potential
charge/potential ratio
it is nearest to the moon
it is nearest to the sun
it is nearest to Pluto
it is farthest from the sun
Marconi
Baird
John Bardeen, Walter H. Brattain and William Shockley
Edison
a high resistance
a very low resistance
no resistance at all
resistance of 400 � w
its density being very high 13.6 g/cm3 the height of mercury column is conveniently small
at the ordinary temperature its vapour pressure is small
it is opaque and does not wet glass
All the above
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
lowers the melting point of ice
raises the melting point of ice
has no effect on the melting point of ice
may lower or raise the melting point depending upon the type of impurities
the sun comes in between the earth and moon
the moon is stationary
the time taken by the moon to rotate on its axis is the same as the time taken by it to revolve round the earth
moon revolves round the sun
Bernoulli's principle
Magnetic properties of the ship's material
Newton's third law of motion
Earth's gravitational force
Marconi
Oersted
Faraday
Ohm
Proxima Centauri
Sirius
Aldebaran
Vega
72°
60°
36°
90°
Kepler's Laws
Newtonian Third Law of Motion
Bernoulli's Principle
Law of Relativity
equal to half its focal length
equal to its focal length
twice its focal length
not related to its focal length
copper
tungsten
mica
nichrome
one
two
three
infinite
Tin
Lead
Nickel
An alloy of tin and lead
Joule
Newton
Joule/Sec
Erg/Sec
as an accelerator for imparting energies to charged particles of atomic magnitudes
to reduce the charge on a particle
to produce intense magnetic field
to produce intense electrical field
a glass rod with flannel
an abonite rod with flannel
a glass rod with silk
Any of the above
glass allows the heat radiations of shorter wavelengths from the sun to pass through
the plants absorb them - these shorter wavelengths - and reradiate them in the form of longer wavelengths
the longer wavelengths cannot penetrate through the glass walls
All the above