The ratio between the high and the low working temperatures of a refrigerator based on reversed Carnot Cycle is 0.6. If a heat pump is operated between this same temperature range.

what will be the COP of the heat pump?

1200 kl of heat is transferred from a constant temperature system at 700 K to another at 500K (environmental temperature = 300 K). Calculate the loss of available energy associated with this transfer.

In the given image. which of the following curves is applicable when the thermal conductivity of a material increases with increase in temperature?

What is the expression for the maximum blade eff‌iciency of a Parson's turbine? Where, a = jet angle at the entrance.

What will be the cycle eff‌iciency for the maximum work capacity in a gas turbine operating on Brayton cycle? It is given that the Brayton cycle has maximum temperature of 1250 K and minimum temperature of 350K.

What is the range of typical density in kg/cm (in-situ) of well-compacted municipal solid waste in a landf‌ill?

What is Instinct?

What is innovation?

What is the primary means of subsistence in industrialized societies?

What does the word "industrialization" mean?

What is meant by induction reasoning?