JEE Advanced Physics Syllabus can be referred by the IIT aspirants to get a detailed list of all topics that are important in cracking the entrance examination. JEE Advanced syllabus for Physics has been designed in such a way that it offers very practical and application-based learning to further make it easier for students to understand every concept or topic by correlating it with day-to-day experiences. In comparison to the other two subjects, the syllabus of JEE Advanced for physics is developed in such a way so as to test the deep understanding and application of concepts.

**Q41. The molar heat capacity of a certain substance varies with temperature according to the given equation C=27.2+(4×10**

^{(-3)})T The heat necessary to change the temperature of 2 mol of the substance from 300 K to 700 K is**42. An iron rod of length 50 cm is joined at an end to an aluminium rod of length 100 cm. All measurements refer to 20°C. The coefficients of linear expansion of iron and aluminium are 12×10^(-6)/°C and 24×10^(-6)/°C, respectively. The average coefficient of composite system is**

**Q43. Two rods of same length and material transfer a given amount of heat in 12 s, when they are joined end to end. But when they are joined lengthwise, they will transfer same heat in same conditions in**

**Q44. A black body at 200 K is found to emit maximum energy at a wavelength of 14 Î¼m. When its temperature is raised to 1000 K, the wavelength at which maximum energy is emitted is**

**Q45. A cup of tea cools from 80°C in 1 min. The ambient temperature is 30°C. In cooling from 60°C to 50°C it will take**

**Q48. Water of volume 2 L in a container is heated with a coil of 1 kW at 27℃ . The lid of the container is open and energy dissipates at rate of 160 Js**

^{(-1)}. In how much time temperature will rise from 27℃ to 77℃ [Given specific heat of water is 4.2 kJ kg^{(-1)}]**Q49. The coefficient of apparent expansion of a liquid in a copper vessel is C and in a silver vessel S. The coefficient of volume expansion of copper is Î³_c. What is the coefficient of linear expansion of silver**

**Q50. Certain substance emits only the wavelengths Î»_1,Î»_2,Î»_3 and Î»_4 when it is at a high temperature. When this substance is at a colder temperature, it will absorb only the following wavelength**