Sorry Option C correct
Which of the
following waves are electromagnetic those carry heat from sun to the earth?
a) radio waves
b) infrared
(I.R)
c) visible light
d) all of these
Which of the following waves are electromagnetic those carry heat from sun to the earth?
a) X-rays
b) gamma rays
c) infra-red
d) all of these
Which of the following electromagnetic waves carry the most amount of heat energy?
a) X-rays
b) gamma rays
c) infra-red (I.R)
d) visible light
Which of the following method is used to warm the greenhouses in winter?
a) conduction current b) convection current
c) radiation current
d) none of these
Thermal Insulation for Constructing Buildings:
Heat enters to buildings from…….side/s.
a) top
b) bottom
c) front
d) all sides
Gamma rays carry the most energy
by at 2024-11-06 11:28:42