Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
Which of the substances A, B and C has the highest specific heat ? The temperature-time graph is shown below.
23
Oct
Which of the substances A, B and C has the highest specific heat ? The temperature-time graph is shown below. B and C has the highest specific heat ? The temperature-time graph is shown below. Which of the substances A October 23, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Two holes of unequal diameters d1 and d2 (d1 > d2) are cut in a metal sheet. If the sheet is heated (1) both d1 and d2 will decrease (2) both d1 and d2 will increase
23
Oct
Two holes of unequal diameters d1 and d2 (d1 > d2) are cut in a metal sheet. If the sheet is heated (1) both d1 and d2 will decrease (2) both d1 and d2 will increase Two holes of unequal diameters d1 and d2 (d1 > d2) are cut in a metal sheet. If the [...]
A cylindrical metal rod of length L0 is shaped into a ring with a small gap as shown. On heating the system
23
Oct
A cylindrical metal rod of length L0 is shaped into a ring with a small gap as shown. On heating the system A cylindrical metal rod of length L0 is shaped into a ring with a small gap as shown. On heating the system October 23, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]
The ratio of the densities of the two bodies is 3 : 4 and the ratio of specific heats is 4 : 3. Find the ratio of their thermal capacities for unit volume ?
23
Oct
The ratio of the densities of the two bodies is 3 : 4 and the ratio of specific heats is 4 : 3. Find the ratio of their thermal capacities for unit volume ? The ratio of the densities of the two bodies is 3 : 4 and the ratio of specific heats is 4 [...]
1 g steam at 100 C is passed in an insulated vessel having 1 g ice at 0 C. Find the equilibrium temperature of the mixture. Neglect heat capacity of the vessel.
23
Oct
1 g steam at 100 C is passed in an insulated vessel having 1 g ice at 0 C. Find the equilibrium temperature of the mixture. Neglect heat capacity of the vessel. 1 g steam at 100 C is passed in an insulated vessel having 1 g ice at 0 C. Find the equilibrium temperature [...]
A certain amount of ice is supplied heat at a constant rate for 7 min. For the first 1 min, the temperature rises uniformly with time ; then it remains constant for the next 4 min and again rises
23
Oct
A certain amount of ice is supplied heat at a constant rate for 7 min. For the first 1 min, the temperature rises uniformly with time ; then it remains constant for the next 4 min and again rises A certain amount of ice is supplied heat at a constant rate for 7 min. For [...]
An earthenware vessel loses 1 g of water per second due to evaporation. The water equivalent of the vessel is 0.5 kg and the vessel contains 9.5 kg of water. Find the time required for
23
Oct
An earthenware vessel loses 1 g of water per second due to evaporation. The water equivalent of the vessel is 0.5 kg and the vessel contains 9.5 kg of water. Find the time required for An earthenware vessel loses 1 g of water per second due to evaporation. The water equivalent of the vessel is [...]
Equal masses of three liquids A, B and C are taken. Their initial temperatures are 10 c, 25 C and 40 C, respectively. When A and B are mixed the temperature of the mixture is 19 C.
23
Oct
Equal masses of three liquids A, B and C are taken. Their initial temperatures are 10 c, 25 C and 40 C, respectively. When A and B are mixed the temperature of the mixture is 19 C. 25 C and 40 C B and C are taken. Their initial temperatures are 10 c Equal masses [...]
Victoria Falls in Africa is 122 m in height. Calculate the rise in temperature of the water if all the potential energy lost in the fall is converted into heat.
23
Oct
Victoria Falls in Africa is 122 m in height. Calculate the rise in temperature of the water if all the potential energy lost in the fall is converted into heat. Victoria Falls in Africa is 122 m in height. Calculate the rise in temperature of the water if all the potential energy lost in the [...]
Equal volumes of three liquids of densities rho 1, rho 2 and rho 3, specific heat capacities c1, c2 and c3 and temperatures t1, t2 and t3, respectively, are mixed together. What is the
23
Oct
Equal volumes of three liquids of densities rho 1, rho 2 and rho 3, specific heat capacities c1, c2 and c3 and temperatures t1, t2 and t3, respectively, are mixed together. What is the are mixed together. What is the c2 and c3 and temperatures t1 Equal volumes of three liquids of densities rho 1 [...]