Question is ⇒ 1 BTU/lb.<sup>←</sup>°F is equivalent to __________ kcal/kg.°C., Options are ⇒ (A) 1, (B) 2.42, (C) 1.987, (D) 4.97, (E) , Leave your comments or Download question paper.

Question is ⇒ 1 BTU/lb.<sup>←</sup>°F is equivalent to __________ kcal/kg.°C., Options are ⇒ (A) 1, (B) 2.42, (C) 1.987, (D) 4.97, (E) , Leave your comments or Download question paper. Previous question Next question


Q1.	1 BTU/lb.^←°F is equivalent to __________ kcal/kg.°C.
A.	1 [Correct Answer]
B.	2.42 [Wrong Answer]
C.	1.987 [Wrong Answer]
D.	4.97 [Wrong Answer]
View Answer 2 -1 Explanation:- Answer : A Discuss it below : !! OOPS Login [Click here] is required to post your answer/result Help other students, write article, leave your comments

Previous question Next question

Also Read Similar Questions Below :

⇒ The molar composition of a gas is 10% H₂, 10% O₂, 30% CO₂ and balance H₂O. If 50% H₂O condenses, the final mole percent of H₂ in the gas on a dry basis will be
0.1
0.05
0.1818
0.2

⇒ Heat of reaction is not influenced by
the route/method through which final products are obtained.
the physical state (e.g., solid, liquid or gaseous) of reactants and products.
whether the reaction is carried out at constant temperature or constant pressure.
none of these.

⇒ N.T.P. corresponds to
1 atm.absolute pressure& 0°C.
760 mm Hg gauge pressure & 0°C.
760 torr & 15°C.
101.325 KPa gauge pressure & 0°C.

⇒ In osmosis through a semi-permeable membrane, diffusion of the
solvent is from low concentration to high concentration region.
solvent is from high concentration to low concentration region.
solute takes place.
none of these.

⇒ The heat change for the reaction, C(s) + 2S(s) → CS₂(l), is 104.2 kJ. It represents the heat of
formation
solution
combustion
fusion

⇒ C_p equals C_v at
0°C
0°K
0°F
0°R

⇒ Colligative properties of a dilute solution are those which depend entirely upon the
constitution of the solute.
chemical composition of the solute.
number of solute molecules contained in a given volume of the solvent.
none of these.

⇒ Total energy at a point comprises of __________ energy.
potential & kinetic
pressure
internal
all (a), (b) & (c).

⇒ Heat of neutralisation of HCl and NaOH is - 57.46 kJ/Kg mole. The heat of ionisation of water will be __________ kJ/Kg mole.
57.46
-57.46
114.92
-28.73

⇒ 1 Pascal (unit of pressure) is equal to __________ N/m².
10
1
0.1
1000

⇒ For a given mass of a gas at constant temperature, if the volume 'V' becomes three times, then the pressure 'P' will become
P/3
3P
9P²
9P

⇒ The activity co-efficient of a solution, which accounts for the departure of liquid phase from ideal solution behaviour
measures the elevation in boiling point.
is not dependent on the temperature.
is a function of the liquid phase composition.
measures the depression in freezing point.

⇒ Which of the following is not a unit of kinematic viscosity ?
Poise
Stoke
cm²/second
None of these

⇒ Na₂SO₄. 10H₂O crystals are formed by cooling 100 Kg of 30% by weight aqueous solution of Na₂SO₄. The final concentration of the solute in the solution is 10%. The weight of crystals is
20
32.2
45.35
58.65

⇒ The number of atoms of oxygen present in 11.2 litres of ozone (O₃) at N.T.P. are
3.01 x 10²²
6.02 x 10²³
9.03 x 10²⁴
1.20 x 10²⁴

⇒ Osmotic pressure exerted by a solution prepared by dissolving one gram mole of a solute in 22.4 litres of a solvent at 0°C will be __________ atmosphere.
0.5
1
1.5
2

⇒ Heat of __________ of a fuel is called its calorific value.
formation
combustion
reaction
vaporisation

⇒ Roult's law is obeyed by a __________ solution.
saturated
molar
normal
none of these

⇒ A solution of specific gravity 1 consists of 35% A by weight and the remaining B. If the specific gravity of A is 0.7, the specific gravity of Bis
1.25
1.3
1.35
1.2

⇒ Solutions which distil without change in composition are called
ideal
saturated
supersaturated
azeotropic

⇒ The heat of vaporisation __________ with increase in pressure.
increases
decreases
becomes zero at critical pressure
both (b) and (c)

⇒ The reaction A + B → C has been conducted in a reactor as shown bel
1
6
3
4

⇒ Pick out the wrong unit conversion.
1 J = 1 W.Second = 10⁷ ergs = 9.5 x 10^-4 BTU = 0.2389 calorie
1 Watt = 746 hp
-
-

⇒ Kopp's rule is concerned with the calculation of
thermal conductivity.
heat capacity.
viscosity.
surface tension.

⇒ The density of a gas 'X' is twice that of another gas 'Y'. If the molecular weight of gas 'Y' is 'M'; then the molecular weight of the gas 'X' will be
2M
M/2
M
M/4

⇒ The forces causing the vaporisation of liquid are derived from the Kinetic energy of translation of its molecules. The heat of vaporisation
increases with pressure rise.
decreases with increasing pressure.
becomes zero at the critical point.
both (b) & (c).

⇒ "The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements." This is the statement of
Law of Petit and Dulong
Kopp's rule
Nearnst heat theorem
Trouton's rule

⇒ In a binary liquid solution of components A and B, if component A exhibits positive deviation from Raoult's law, then component B
exhibits positive deviation from Raoult's law.
exhibits negative deviation from Raoult's law.
obeys Raoult's law.
may exhibit either positive or negative deviation from Raoult's law.

⇒ One kg of saturated steam at 100°C and 1.01325 bar is contained in a rigid walled vessel. It lias a volume of 1.673 m³. It cools to 98°C ; the saturation pressure is 0.943 bar ; one kg of water vapour under these conditions has a volume of 1.789 m³. The latent heat of condensation (kJ/kg^-1 ) under these conditions is
40732
2676
2263
540

⇒ "The total volume occupied by a gaseous mixture is equal to the sum of the pure component volumes". This is the __________ law.
Dalton's
Amgat's
GayLussac's
Avogadro's