When a certain quantity of helium gas contained inside and engine cylinder combusts, the expanding gas causes the 12-cm-radius piston to move outward by 10.0 cm. If the gas remains at a pressure of 120 kPa for this process, what is the heat transfer?

Q: Q4: Calculate the magnitudes of unknown forces for particle equilibrium. F2 4 kN 10 kN 25 24 30° 30°...

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Q: A horizontal force of magnitude 32.1 N pushes a block of mass 3.91 kg across a floor where the coeff...

A: Here, we calculate the given as follow;

Q: A virus can be modeled as a 50-nm-diameter sphere. Viruses, like biomolecules, are charged. A typica...

A: GivenDiameter of sphere(d)=50 nmVirus has charge(q)=-300eion concentration =150mM 

Q: satellites are in circular orbits around Jupiter. One, with orbital radius r, makes one revolution e...

A: Given  R1 = r  T1 = 36.6 h  R2 = 4 r  T2 = ? 

Q: Giuen lata Workdne=7N %3D Dioplacement= 2m %3D Find uayk done

A: Given: The applied force is 7 N. The displacement of the object is 2 m.

Q: Two particles, each with charge Q, and a third particle, with charge q, are placed at the vertices o...

A:

Q: Part A A block attached to a horizontal spring is pulled back a certain distance from equilibrium, t...

A: Given Frequency = 0.84 Hz Angular frequency ω = 2π f  = 2 × 3.14 × 0.84 = 5.2752 rad/s 

Q: A “blink of an eye” is a time interval of about 150 ms for an average adult. The “closure” portion o...

A: Consider the given data as below. Time for closure, t=55 ms=0.055 s Initially eyelids are at rest. T...

Q: 12) A wheel rotates at an angular velocity of 30 rad/s. If an acceleration of 26 rad/s is applied to...

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Q: If a stone is thrown vertically upward from the surface of the moon with a velocity of 6 m/s, its he...

A: Given : Initial velocity (u) = 6 m/s and height after 't' seconds is given by            h = 6t - 0....

Q: What is the magnitude of the force between two charges of 1.0 C each which are 1.0 meter apart?

A: Given value--- charge q1 = q2 = 1C. distance = 1m. We have to find --- force between two charge?

Q: 20. The net displacement of the body is a) 80m b) 160 m c) 120m d) zero 21. Total distance covered b...

A: Problem can be solved via Newton's law of Motion.

Q: Playing jackstone as a kid, you discovered that there is a certain time before the rubber ball falls...

A: Given that:- u=4.98 m/sg=9.8 m/s2h=33.78 cm=0.3378 mt=?v=?

Q: A river flows from south to north at 10 km/h. Anya puts her kayak in the water and paddles north wit...

A:

Q: 3) Scries and Para llel R, = 20 L %3D 100V R5052 R3 30 r Ruy V, V. 3 %3D

A:

Q: A charge [-] is at rest [initially] in an E. What will be its movement, (a) will it be in the place ...

A: Given: A negative charge is left free to move in an external electric field. We know that in the dir...

Q: You are on the roof of a Physics Building, 31 m above the ground. Your physics professor, who is 1.8...

A: Time taken for the egg to hit the professor is given by:- h=gt2231-1.86=9.8×t22 hence, solving for '...

Q: 1. The current north magnetic pole is near the geographic North Pole, but they are not in exactly th...

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Q: 3-15. Twenty lb of air in a piston-cylinder assembly undergoes a process at a constant pressure of 2...

A: Given : Pressure = 20 lbf/in², temp. = 180°F and volume = 170 ft³ To calculate the amount of energy ...

Q: What must L be to build the capacitor?

A: The value of L of the capacitor is 0.0475 meter.

Q: The drawing shows a uniform electric field that points in the negative y direction; the magnitude of...

A:

Q: Another person tosses a ball upwards at the 1st level of the building. If the ball reaches a height ...

A: Given  maximum height reached = 4.61 m  velocity at maximum height = 0  Let upward is positive and d...

Q: A 25 kg box is on a 35° hill with a coefficient of friction of 0.1 and an additional applied force p...

A: Mass of box, m = 25 kg Angle of hill, 35 degrees  Co efficient of friction = 0.1 Force applied upwar...

Q: A 4.00 kg block is attached to a vertical rod by means of two strings. When the system rotates about...

A: Given  The mass of block, M = 4.0 kg  The tension in upper string is ,T1 = 87.0 N  Tension in lower ...

Q: Two sailors are at the tops of their ships' masts in the open ocean.The mast of ship A is twice as h...

A: The visibility distance of ship B is D2=3.85h½ The visibility distance of ship A is D1=3.85×(2h)½=1....

Q: Find the wavelength of a wave traveling at 20 m/s at a frequency of 5 Hz.

A: v=fλ

Q: Given the illustration below, determine the net force experienced by charged q3? q1 = -5µC q2 = -5µC...

A: we label the coordinates and the forces on q3 due to other two charges are shown.

Q: The energy emitted by visible light is considered as bundles of electromagnetic energy called photon...

A: Given that:- λ=5.3×10-7 mh=6.63×10-34 Jsc=3×108 m/sP=100 w   Energy of one photon is given by:- E=hc...

Q: The swept area of wind turbines is increased by a factor 4, by doubling the blade length. Prove the ...

A:

Q: A “blink of an eye” is a time interval of about 150 ms for an average adult. The “closure” portion o...

A:

Q: The following graph shows position versus time for a car. Which of the statements below best describ...

A: We have a position vs Time graph of the car. here in the graph, we show the four rZone A, B, C, and ...

Q: How much energy per unit time does a 6.0 V portable radio use if it draws 250 mA of current?

A: Given data :-                                Voltage V = 6 volt                                Curre...

Q: Find acceleration U=4 m/s V=8 m/s t= 4 s

A: Given value--- initial speed = 4m/s. final speed = 8 m/s. time = 4 second.  We have to find--- ac...

Q: Can water stay liquid below zero degree Celsius?

A: SURE! Water can stay in liquid state even when the temperature falls below zero degree Celsius.   

Q: The moment of a force about a point is equal to the sum of the moments of the components of the forc...

A:

Q: Write a description of the following: A. Constructive interference B. Destructive interference

A: When two waves traveling in the same medium combine/ superimpose resulting in a net effect wave, thi...

Q: 3. A mass m is pulled on a frictionless surface by a force Fpull that makes an angle 0 with the hori...

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Q: You have an equilateral triangle, and it happens you place three changes 14C, -66C, 46C on each vert...

A:

Q: What is the dipole moment of an electron and proton that are being separated by a distance of 5.3 na...

A: Given value--- Charge = 1.6 × 10-19 C. distance = 5.3 nm. We have to find --- dipole moment?

Q: Which physicist first demonstrated that heat is a form of energy? ⦁    Amedeo Avogadro ⦁    Robert B...

A: The answer is below

Q: Three astronauts, propelled by jet backpacks, push and guide a 104 kg asteroid toward a processing d...

A:

Q: A parallel plate capacitor is charged up to 10 V by means of a battery. The battery is then disconne...

A:   (a) When the battery is disconnected the charges remains the same as it was before getting disconn...

Q: A silver jewelry weighs 20N in air. What will its weight be when suspended in water. (density of sil...

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Q: He:Ne laser operated in threshold condition. Reflection coefficients of the mirrors are: 0.999 and 0...

A:

Q: Givon data Voltage=7 Voet R. 3ohm Find current.

A: Given data : Voltage=V Resistance=R   To find : Current

Q: Two 654-kg masses are 38.5-m apart. What is the gravitational force exerted by one mass on the other...

A:

Q: A parallel plate capacitor has a capacitance of 2.0 nF. The capacitor is initially charged such that...

A: Given,      C = 2 nF = 2×10-9 F     ∆Vi = 100V   k  = 5.4  

Q: Which of the following are complementary colors? A. Yellow and blue B. Red and green

A: The complementary colours are colours that contrast with each other and are positioned exactly oppos...

Q: Medical testing has established that the maximum acceleration a pilot can be subjected to without lo...

A:

Q: a. At what point is an emf induced? Why? b. What is the value of the induced emf?

A: