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Some steam at 100^∘C is passed into 1.1 kg of water contained in a calorimeter of water equivalent 20 gm at 15^∘C till the temperature of the calorimeter and its contents rises to 80^∘C. The mass of the steam condensed in kg is
05
Sep
Some steam at 100^∘C is passed into 1.1 kg of water contained in a calorimeter of water equivalent 20 gm at 15^∘C till the temperature of the calorimeter and its contents rises to 80^∘C. The mass of the steam condensed in kg is The following sets of values for Cv and Cp of an ideal [...]
The specific heat of a metal at low temperatures varies according to S = aT^3 where a is a constant and T is the absolute temperature. The heat energy needed to raise unit mass of the metal from T = 1K to T = 2K is
05
Sep
The specific heat of a metal at low temperatures varies according to S = aT^3 where a is a constant and T is the absolute temperature. The heat energy needed to raise unit mass of the metal from T = 1K to T = 2K is The following sets of values for Cv and Cp [...]
A block of ice with mass m falls into a lake. After impact, a mass of ice 5/m melts. Both the block of ice and the lake have a temperature of 0^oC . If L represents the latent heat of fusion, the distance the ice fell before striking the surface is
05
Sep
A block of ice with mass m falls into a lake. After impact, a mass of ice 5/m melts. Both the block of ice and the lake have a temperature of 0^oC . If L represents the latent heat of fusion, the distance the ice fell before striking the surface is A block of ice [...]
Steam at 100^oC is added slowly to 1400 gm of water at 16^oC until the temperature of water is raised to 80^oC. The mass of steam required to do this is (Lv = 540cal/gm):
05
Sep
Steam at 100^oC is added slowly to 1400 gm of water at 16^oC until the temperature of water is raised to 80^oC. The mass of steam required to do this is (Lv = 540cal/gm): Steam at 100^oC is added slowly to 1400 gm of water at 16^oC until the temperature of water is raised to [...]
A rod of length 2m rests on smooth horizontal floor. If the rod is heated from 0^∘C to 20^∘C. Find the longitudinal strain developed? (α = 5×10^−5 /∘C)
05
Sep
A rod of length 2m rests on smooth horizontal floor. If the rod is heated from 0^∘C to 20^∘C. Find the longitudinal strain developed? (α = 5×10^−5 /∘C) A rod of length 2m rests on smooth horizontal floor. If the rod is heated from 0^∘C to 20^∘C. Find the longitudinal strain developed? (α = 5×10^−5 [...]
A wall consists of alternating blocks with length d and coefficient of thermal conductivity. The cross-sectional area of the blocks is the same. The equivalent coefficient of thermal conductivity of the wall between left and right is
05
Sep
A wall consists of alternating blocks with length d and coefficient of thermal conductivity. The cross-sectional area of the blocks is the same. The equivalent coefficient of thermal conductivity of the wall between left and right is The following sets of values for Cv and Cp of an ideal gas have been reported by different [...]
A small quantity, mass m, of water at a temperature θ(in ∘C) is poured on to a large mass M of ice which is at its melting point. If c is specific heat capacity of water and L the latent heat of fusion of ice, then the mass of ice melted is given by
05
Sep
A small quantity, mass m, of water at a temperature θ(in ∘C) is poured on to a large mass M of ice which is at its melting point. If c is specific heat capacity of water and L the latent heat of fusion of ice, then the mass of ice melted is given by A [...]
The following sets of values for Cv and Cp of an ideal gas have been reported by different students. The units are cal.mole^−1 K^−1. Which of these sets is most reliable?
05
Sep
The following sets of values for Cv and Cp of an ideal gas have been reported by different students. The units are cal.mole^−1 K^−1. Which of these sets is most reliable? The following sets of values for Cv and Cp of an ideal gas have been reported by different students. The units are cal.mole^−1 K^−1. [...]
A closed vessel explodes at 15 atm pressure. If temperature of the vessel is 300 K at 10 atm pressure then find at what temperature will vessel explodes
05
Sep
A closed vessel explodes at 15 atm pressure. If temperature of the vessel is 300 K at 10 atm pressure then find at what temperature will vessel explodes A closed vessel explodes at 15 atm pressure. If temperature of the vessel is 300 K at 10 atm pressure then find at what temperature will vessel [...]
1mole of H2 gas is contained in a box of volume V = 1.00 m^3 at T = 300 K. The gas is heated to a temperature of T = 3000 K and the gas gets converted to a gas of hydrogen atoms. The final pressure would be (considering all gases to be ideal)
05
Sep
1mole of H2 gas is contained in a box of volume V = 1.00 m^3 at T = 300 K. The gas is heated to a temperature of T = 3000 K and the gas gets converted to a gas of hydrogen atoms. The final pressure would be (considering all gases to be ideal) Graph [...]