What is the entropy change of a gas in J/K (to 2 decimal points) when one mole of a perfect gas reversibly expands from 1.36 m³ to 4.87 m³?

Q: How high is 0.3 meters? Please show example

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Q: The mass of a certain elephant is 3,867 kg. (a) Find the elephant's weight in newtons. (b) Find its…

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Q: Teatste Rolls

A: Given:- The vector  A→+B→+C→=1j^ Find:- vector B?  a) magnitude  b) Direction with - x axis

Q: Refer to diagram 5. In the circuit, C = 65.3 µF, R = 55.9Q and V = 13.4 V. Initially, switch S is…

A: The charge stored in the capacitor is, C=QVQ=CV=65.3 μF10-6 F1 μF13.4 V=0.875×10-3 C The current…

Q: 6 A material with a density of 5 p/m' and a volume of 20 cm' has a mass of

A: The density of the material, d=5 g/cm3 The volume of the material, V=20 cm3 Density is defined as…

Q: Conceptual Question: The image below depicts light incident on a cut diamond. There are 4 optical…

A: We need to level 4 optical phenomena in the given image.

Q: Help on question 6

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Q: finish rest of parts plz

A: From work energy theorem, work done is equal to change in kinetic energy.  W=∆KE W=12mvf2-vi2 As the…

Q: please finish the rest

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Q: c and d sub parts

A: Emf, ε = 6.00 V Inductance, L = 8.24 mH Resistance, R = 4.36 Ω

Q: the answer its wrong can someone else help

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Q: Observation hammer hitting the nail

A: By using hammer we apply a large impulsive force on nail.

Q: please isolate for book and crate too

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Q: If Alice pulls the block up 29 meters, how much string must she pull through?

A: Let's assume pulls the right rope by 1 meter first.

Q: Number 7 please, the 2nd photo is a continuation of 7

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Fill in the blanks X: Mass of crate: 100 kg μk. 0.25 Determine the maximum compression, x. * = 2…

A: Given that, the mass of the crate is m=100kg coefficient of kinetic friction is μk=0.25 spring…

Q: A boy uses a string to swing a 3 kg stone around his head. If the string is 22 m and can bear a…

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Q: 165 pounds into kilograms

A: In given question we have to use unit conversion formula to find the answer.

Q: please write properly the solution, it's hard to understand

A: Given:-  initial speed of 20 m/s             final  speed of 35 m/s. Time taken in changing speed…

Q: How many scale does the device has ?  A. One  B. Two  C. Three  D. None

A: The device in the given picture is a Vernier caliper.

Q: There is no friction between the cart and the floor. The book moves with the cart with no sliding…

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Q: 4 kg 1 kg

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Q: How much work must she do to pull the block up 12 meters? The mass is 43 kg.

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Q: The fan is rotated so that it is at a 30° angle to the track as seen in figure 2. Draw a free body…

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Q: A cannonball is launched diagonally with an initial horizontal velocity of 38.0m/s. Label the…

A: (1) Given: The initial horizontal velocity is 38.0 m/s. The angle of launch is 23.0°.

Q: Convert 5 m 52 cm to meters

A: Length is 5 m 52 cm.We have to convert given length into meters.

Q: the topw pulls the sled ecerting a force of 50N to the right. The snow exert a friction of 30 N on…

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Q: list Research topics in physics?

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Q: Definition of physics

A: Physics is a natural science that involves the study of matter and its motion through spacetime…

Q: If you block Na+ channels with lidocaine, the slope of the I/V (or 1/E in this case) line for Na+…

A: As the angle made by the line from the X axis is not changing , so the slope of the line is…

Q: The unit for FORCE is Newtons Joules Kilograms

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