Why is mercury used in thermometers? a) It volume is proportional to square of increase of temperature b) It shows linear variation in volume with temperature c) Its volume remains constant with temperature d) Its volume decreases with increase in temperature

Q: The bulb of one thermometer is spherical, while that of other is cylindrical. If both of them have…

A: B

Q: the tire of a formula one racing car starts at 80.0 c before the race. during the race the tire…

A: Initial temperature is Final temperature is Initial pressure is Find:Final pressure of the tire.

Q: The temperature is an expression of: a) the kinetic energy average of the molecules in the object…

A: Temperature: Temperature is a measure of the average kinetic energy of the particles within a…

Q: 2. A sample of a solid substance has a mass m and a density po at a temperature To. a) Find the…

A: The mass of the solid substance is m.The initial density is The initial temperature is

Q: What is the Fahrenheit of the graph

A:

Q: C Time (minutes) Temperature ("C)

A: We have been given is the Temperature time graph. We have to discuss about the kinetic…

Q: woman took a cup of coffee from her oven and place it on a table to cool. At this instant the temp…

A:

Q: A donut-shaped object is shown in the following figure. If it's heated, how does the size of the…

A: Given data :- Here it is given that the donut-shaped is heated and we need to comment about the size…

Q: A gas behaves as an ideal gas at ___________ a) Low pressure and high temperature b) Low pressure…

A: A

Q: A woman finds the front windshield of her car covered with ice at -14.3 °C. The ice has a thickness…

A: Given, temperature of the ice in front windshield, T = -14.3 °C thickness of the ice, t = 4.86×10-4…

Q: A glass window has an area of 3 m2 and a thickness of 0.6 cm. The temperature difference between its…

A: Given data as per question A  =  3m2 temperature difference = 25 thickness =  0.6cm

Q: a sealed can of your favorite soda has  carbon dioxide gas (CO2)volume of 0.05 L. when it is…

A: Pressure and volume are inversely proportional to each other. Pressure increases while volume…

Q: It the volume of a gas is decreased by a factor of 4, what is the change in its density? Density…

A:

Q: EXPERIMENT: Linear Expansion Provide a 3 paragraph explanation What could be the reason why…

A: Required : Linear expansion.

Q: A rigid tank with a volume of .5 m3 contains a 2 kg mixture of liquid water and water vapor at 70°C…

A: Average specific volume of mixture vavg=0.52=0.25…

Q: It is the energy stored in a system in microscopic scale. It is associated with the random movement…

A: To discuss type of energy that is associated with the random movement of molecules in a body, the…

Q: During which of the following operating conditions of an automobile, carbon monoxide content in…

A: During acceleration and deacceleration the automobile continuously increases or decreases speed so…

Q: What is meant by mean free path? a) It is the average distance a molecule travels without colliding…

A: A

Q: 39) How would you go about converting temperature from degrees Celsius to degrees Fahrenheit? A)…

A: Let the temperature in fahrenheit be written as = F Let the temperature in Celsius be written as = C…

Q: According to kinetic theory of gases, molecules collision with the walls of container produce the а.…

A: Pressure: The ratio of the average force per unit cross-sectional area is know as pressure.

Q: According to Newton’s law of cooling, the rate at which a body cools is proportional to (∆θ)n, where…

A: D

Q: What is considered as zero point on the Kelvin scale? a) -273.15K b) -273.15°C c) 0°C d)…

A: To find: What is considered as zero point on the Kelvin scale

Q: At a constant pressure, the volume of a gas doubles when the temperature in kelvins doubles. This is…

A: Charles's law: At a constant pressure, the volume of an ideal gas is directly proportional to the…

Q: Which of the following is a unit of temperature? a) Degree b) Meter c) Second d) Fahrenheit

A: To find: Which of the following is a unit of temperature

Q: A constant pressure air thermometer gave a reading of 47.5 units of volume, when immersed in…

A: B

Q: Calculate the wavelength and frequency of the first line of the Lyman series of hydrogen atom.

A: We need to compute- Wavelength of first line of Lyman series=? Frequency of first line of Lyman…

Q: If a given mass of gas occupies a volume of 10cc at 1 atmospheric pressure and temperature 100°C,…

A: D

Q: What is the unit of coefficient of area expansion? a) per °C b) °C c) per (°C)2 d) (°C)2

A: To find: The unit of coefficient of area expansion

Q: Consider the following figure Pressure gas 1 none of the options liquid solid E 2 What is the state…

A:

Q: In a place where the pressure is 102 kPa and the temperature is 33ºC, the mouth of an empty 27-liter…

A:

Q: What is the unit of calorific value?   A) kN/kg B) kJ/kg C) kW/sec D) kCal/sec

A:

Q: The digital sign outside a local bank reports that the temperature is 100 °F.  What is the…

A: The temperature in degrees Fahrenheit is TF = 100 oF

Q: The absolute zero is the temperature, at which? a) All substances exist in a solid state b) Water…

A: C

Q: How many degrees of freedom are there in a monatomic gas? a) 1 b) 2 c) 3 d) 0

A: To find: No. of the degree of freedom are there in a monoatomic gas

Q: Expanding the gas in a container to five times its volume at a constant temperature results in a…

A: