A device in which the loss of he:
conduction, convection and rad
minimized is
a) solar cell
b) solar cooker
c) thermometer
d) thermos flas
T:11 in the blanks
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Explanation:
The device is thermo flask. The device is made in such a way that it minimizes heat lose ,thus keeping substances in it hot or warm for long time. The device has its surface covered with silver to minimise heat lose through radiation and is made of plastic to prevent heat lose by conduction.
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