A fresh carrot becomes dry in dry season . Why?

Heat is generated continuosly in an electric heater ,but its temperature becomes constant after some time.Why?

What is dry ice?

Give reason why does a dry cell become dead after long time even if has not been used?

Why does a dry cell become dead after a long time even if it has not been used?

Why does the direction of a projectile become horizontal at the highest point of its trajectory?

A large steel wheel is to be fitted on to a shaft of the same material. At 27 ^@C , the outer diameter of the shaft is 8.70 cm and the diameter of the central hole in the wheel is 8.69 cm. The shaft is cooled using ‘dry ice’. At what temperature of the shaft does the wheel slip on the shaft? Assume coefficient of linear expansion of the steel to be constant over the required temperature range: a_ steel = 1.20 xx 10^-5K^-1 .

Dry chlorine cannot bleach. Why?

A comb run through one's dry hair attracts small bits of paper. Why?