XI_PHYSICS_HEAT AND THERMODYNAMICS_3 Online Test

Infrared emission from a body can be studied using a camera equipped with infrared sensitive film. The resulting picture is called a
Thermograph
Infra red camera
CCD (charge coupled device)
VCR
A process in which a fluid at a constant high pressure seeps through a porous wall into a region of constant lower pressure without transfer of heat is called
Isobaric process
Throttling process
Adiabatic process
Isochoric process
The enthalpy of fusion of ice per mole ____.
18 kJ
8 kJ
80 kJ
6 kJ
From Kirchhoff's equation which factor affects the heat of reaction?
Pressure
Temperature
Volume
Molecularity
The heat evolved in the combustion of benzene is given by  Which of the following quantities of heat energy is evolved when  are burnt?
816.15 kJ
1632.3 kJ
6528.2 kJ
2448.45 kJ
The silver point at normal pressure is (approx.)
1063oC
900oC
444oC
960oC
The Ramesy’s experiments have shown that the nucleus of a solid can have a temperature.
Zero
Positive
Negative
Fractional positive
In negative temperatures, the hottest and the coldest temperatures are respectively
-0, +0
+0, -0
+1, -1
-1, +1
The negative temperatures are possible only for
Isolable sub-systems
Normal purposes
Open system
None of the above
The device used to measure increase and decrease in temperature and has a coil of wire as thermally sensitive element is called
Thermocouple
Thermometer
Thermoscope
None of the above
Description:

This test is based on AIEEE and IIT JEE syllabus.

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