What is a thermograph?

Q: What type of a thermometer is recommended to measure accurately a temperature of 20K.

A:

Q: What is phase?

A: A phase is a definition of the position of a point in time (instant) on a waveform cycle. A complete…

Q: Which temperature scale would astronomers be least likely to use when reporting the temperature on…

A: The astronomers use the Kelvin scale to determine the temperature on the surface of the moon Titan…

Q: What is thermal expansion and coefficient of thermal expansion?

A: In thermodynamics, thermal expansion is defined as the expansion in the size of an element due to an…

Q: How is radiation used to gauge the thickness of paper?

A: The quality or thickness of paper is given by the grams per meter squared (gsm) of the paper. Higher…

Q: Calculate the one temperature at which Fahrenheit and Celsius thermometers agree with each other.…

A:

Q: A lightening strike 2 km away creates a sound of thunder by making a shock wave in air from the…

A: Distance d = 2 km speed of sound = 340 m/s speed of light = 3 x 10^8 m/s so when thandurstroam took…

Q: What is evaporation?

A: Evaporation is a fundamental part of the water cycle and it is constantly occurring throughout the…

Q: What is the loss or gain of thermal energy by a system called?

A:

Q: What is the effect of temperature on angle of contact?

A: If the temperature increases, angle of contact decreases due to decrease cohesive force and if the…

Q: Choose the BEST answer to the following: Compared with radiation from the Sun, terrestrial radiation…

A: Step 1The electromagnetic radiation emitted by the Earth’s surface and atmosphere is called…

Q: Why is the front surface of a thermometer curved as shown?

A: The front surface of the thermometer is curved so as to produce a kind of magnifying effect to make…

Q: A tennis ball bounces on the floor three times. If each time it loses 22.0% of its energy due to…

A: Given Loss in energy after each bounce = 22% Initial height = 2.3 m Required Final height

Q: What does the thermal resistance of a medium represent?

A: The property of the medium to resists the flow of heat transfer through it is known as the thermal…

Q: 28) Which of the thermometer listed A -Dis a standard thermometer A) Constant volume gas…

A: Thermometer is a device used for measuring temperature.

Q: Why is white wash sometimes applied to the glass of florists greenhouses in the summer?

A: A greenhouse traps heat inside it. Sunlight entering through the glass gets reflected inside the…

Q: what is theramal energy

A: The energy possessed by a system due to the movement of the particles within the system is known as…

Q: Cite a primary difference between waves of solar radiation and waves of terrestial radiation?

A: Solar radiation is the radiant energy produced by the Sun from a nuclear reaction. Terrestrial…

Q: How is a thermometer corrected to give accurate temperature readings?

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Q: what will happen to speed of sound if temperature decreases? Speed of sound will remain constant…

A: To Answer this we have to know the relationship between the speed of sound with the temperature .

Q: What is meant by temperature radiation?

A: When a matter having temperature greater than absolute zero, certain amount of electromagnetic waves…

Q: Why do we wear white or light coloured clothes in summer and dark coloured clothes in winter?

A: White or light coloured clothes reflects light, which is reflects heat. So it helps to possess our…

Q: Calculate the air temperature in degrees kelvin if the speed of sound is 357.3 m/s

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Q: Y-ахis Х-ахis 46 Temperature of a point on the axis of a Displacement of points from the hotter…

A:

Q: Why does a concert violinist must usually retune his instrument when he enters a warm room?

A: Given:  violin

Q: How does a thermogram work?

A: Infrared thermography is a technique which converts radiant heat or infrared energy of the person…

Q: A sound travelling has a wavelength of 0.44 m and a frequency of 540 Hz. Calculate the temperature…

A: Given: The wavelength of sound is λ=0.44 m. The frequency of sound is f=540 Hz. The speed of sound…

Q: Which Thermometer would be better suited to measuring the temperature of liquid nitrogen at 77K?

A: Introduction: Temperature is the physical quantity, which measures the equivalent amount of energy…

Q: what's the main goal of the calorimeter experiment?

A: Calorimeter is a device which is used to measure the amount of heat gain or loss by a substance in a…

Q: Name the different types of thermometers.

A:

Q: The thermocouple is a good example of a first-order instrument. True O False

A: First order instrument has an output which can be determined from a given non-homogeneous first…

Q: Cite a primary difference between waves of solar radiation and waves of terrestrial radiation.

A: Solar radiation is the radiant energy produced by the Sun from nuclear fusion. Terrestrial radiation…

Q: The bulb of one thermometer is spherical while that of other is cylindrical. Both have equal amount…

A: The surface area of the cylindrical bulb will be more compared to the spherical bulb. Both the bulbs…

Q: Why is the front surface of a thermometer curved as shown?

A: The front surface of a thermometer is curved as it serves a magnifying effect due to the refraction…

Q: what is the direct relationship between temperature and speed of sound?

A: There is a simple relationship between temperature and the speed of sound. The speed of sound…

Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.