If we dip a steel spoon in a cup of hot tea, we find that the spoon becomes

An iron ball at 40°C is dropped in a mug containing water at 40°C. The heat will: (a) flow from iron ball to water. (b) not flow from iron ball to water or from water to iron ball. (c) flow from water to iron ball. (d) increase the temperat

We prefer to wear light coloured cotton clothes in

Which of these is a bad conductor of heat a) wool b) gold c) silver d) iron

Woollen clothes are made from __________ fibers