Advertisements
Advertisements
प्रश्न
What will absorb heat?
Wax
पर्याय
Will absorb heat
Will not absorb heat
उत्तर
Will absorb heat
Explanation:
Wax is a poor heat conductor, but it absorbs heat slowly. When wax is heated, it starts melting by absorbing heat. This is why candles melt slowly when burned.
संबंधित प्रश्न
Name the mode of transfer of heat in the following :
(a) solid,
(b) liquid,
(c) gas
(d) vacuum
What will absorb heat?
Wooden spoon
What will absorb heat?
Plastic plate
Give a scientific reason.
In winter, why does an iron pillar feel colder than a wooden pole?
Define one calorie.
Ice is kept in a double-walled container. Why?
A circular metal loop is heated at point O as shown in Figure 4.6.
(i) In which direction would heat flow in the loop?
(ii) In which order are the pins at points P, Q and R fixed with the help of wax fall if points O, P, Q and R are equidistant from each other?
In arrangements, A and B shown in Figure 4.7, pins P and Q are fixed to a metal loop and an iron rod with the help of wax. In which case are both the pins likely to fall at different times? Explain.
Warm air is ______.
