Correct answer
B. Decrease
Explanation
The correct answer is Decrease.
Photographic plates are coated with________?
Main product in calcium carbide-water reaction is________?
Coal is heated in presence of air to a temperature of about ________ °C, while determining its ash content for proximate analysis?
Producer gas containing least amount of tar is produced by the________?
The following heat engine produces power of 100,000 kW. The heat engine operates between 800 K and 300 K. It has a thermal efficiency equal to 50% of that of the Carnot engine for the same temperature. The rate at which heat is absorbed from the hot reservoir is________?
Maximum differential pressure in liquid manometer is ________ psi?