How many joules are given off when 120 g of water are cooled from 25ºC to - 25ºC. SHC of ice is 2090J/kg SLHF is 335kJ/kg

Q: A hot air balloons gondola is suspended below a cloth envelope containing 2.775 x 10^8 liters of hot…

A: Given data:  The volume of air (V) = 2.775×108 L Required: The volume in mL

Q: Fourteen years ago, a quasar was found to be located 8 billion light years away. If the age of the…

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Q: A constant magnetic field of strength B (in T) goes through a loop at an angle of a degrees to the…

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Q: Would be able to help me answer this please? Consider a straight, non-conducting rod of length L…

A: Given data-     total length of rod = L   charge density is increasing linearly with distance i.e.…

Q: A gasoline engine has a compression ratio of 8.00 and uses a gas for which y = 1.40. (a) What is the…

A: Fhjknncc

Q: In a local bar, a customer slides an empty beer mug down the counter for a refill. The height of the…

A: Given:-  The height of the counter is h = 1.42 m  The mug slides off the counter and strikes the…

Q: A red blood cell contains 5.2 x 10^7 free electrons. What is the total charge of these electrons in…

A: Given data:  Number of free electrons (n) = 5.2×107 Asked: The total charge (Q)

Q: The speed of propagation of the action potential (an electric signal) in a nerve cell depends…

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Q: Part (a) The elevator accelerates upward (in the positive direction) from rest at a rate of 1.8 m/s²…

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Q: Required information In an electric motor, a circular coil with 108 turns of radius 2.00 cm can…

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Q: (a) If the ball has an initial angular displacement of 15° from the vertical, what is its…

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Q: Using dimensional analysis, evaluate the following and report in the unit required. Be sure to use…

A: Basic rule of significant figures which is followed while adding or subtracting numbers is that the…

Q: Find the electric field due to an electron (-1.60217662 × 10-19 coulombs) located 1 meter to the…

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Q: Calculate the Normal Force?

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Q: Water flows through pipe 1 which branches into pipes 2 and 3. Pipes 1, 2 and 3 have diameters of…

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Q: What is the work done, in joules, by the force? W = || J

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Q: A- Given that the volumetric flow rate for a fluid within a circular cross-section tube can be…

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Q: ..The turnbuckle is tightened until the tension in cable AB is 1.2 kN. Calculate the magnitude of…

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Q: What is the Sun’s absolute magnitude (in the B-band)?

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Q: A bullet moves 1 foot in a millisecond (ms). Convert this speed into miles per hour.

A: Given data:  Distance (d) = 1 ft Time (t) = 1 ms Required: Speed in miles per hour

Q: The electric potential in certain region of space and If values y described function: V = ax +By²…

A: according to question

Q: Initially stationary, a train has a constant acceleration of 0.2 m/s². (a) What is its speed after…

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Q: Find the work done in moving object of mass 40 kg through distance of 6.66 m by applying force of 5…

A: Given data:  Displacement (d) = 6.66 m Force (F) = 5 N Required: Work done (W)

Q: emove fine particles from exhaust gases. This done by charging the particles and separating them…

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Q: Find the magnitudes of velocities V and vg in the figure below, where, 8 = 24.0° and tot VA IVB Vtot…

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Q: 6. Using dimensional analysis, evaluate the following and report in the unit required. Be sure to…

A: According to question we need to find value of above expression.

Q: Consider two vectors A and B. A = 11 + 133 and B = 14 - 16 Find the unit vector that points in the…

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Q: Air travels down an 8.0 cm2 vacuum hose at 5.0 m/s and exits through a 3.0 cm2 attachment. With what…

A: given:-            V1= inflow velocity of air= 5m/s            A1=cross sectional area at inflow=8…

Q: A car is moving on a straight road in a fixed direction at a constant speed of v = 64 km/h with…

A: Given:-  A car is moving on a straight road in a fixed direction at a constant speed of v = 64 km/h…

Q: Suppose you wish to measure the current in a wire. You have a device that can measure the strength…

A: Given data:  Distance (r) = 1.32 m Strength of magnetic field (B) = 0.93 μT = 0.93×10-6 T Required:…

Q: 2. A circular current loop: Find the magnitude and the direction of the magnetic field at point p.…

A: radius of loop =R current in loop =i at what distance we need to find field =z

Q: What is the pressure at the bottom of a 30 cm long bag of water in a space ship that is in…

A: CONCEPT The pressure at the bottom of long bag of water of height h and density ρ is given as, P =…

Q: If a charge of magnitude 7.45x10-17C, with speed 4.66x106 m/s, and mass 7.12x10-25 kg moves within…

A: Given data, Charge q=7.45×10-17 C Speed v=4.66×106 m/s mass m=7.12×10-25 kg Magnetic field…

Q: beam of light goes from the air into the water with incident angle θa = 34 degrees. The index of…

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Q: The speed of a projectile when it reaches its maximum height is 0.38 times its speed when it is at…

A: Solution: (1)The initial vertical velocity of the projectile can be expressed as shown below (the…

Q: University students celebrate their graduation with a trip to the sea. One of them decides to go…

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Q: If the current in the wire is 4.07A, what is the magnitude of the magnitude of the magnetic field…

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Q: What is the approximate length of a typical pencil? A) 1.4m B) 140cm C) 140mm D) 14000km

A: Required: The approximate length of a typical pencil

Q: Vector C has a magnitude of 25.8 m and points in the -y- direction. Vectors A and B both have…

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Q: A UFO experienced a constant acceleration of 17 m/s² west during which its displacement was 46,690 m…

A: Given data:  Acceleration (a) = 17 m/s2, West  Distance (d) = 46690 m, West Final velocity (Vf) =…

Q: Hello! Doing physics HW and need to be shown how to do this problem please!

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Q: Light of 500 nm is incident on two slits separated a distance 0.10 mm. The interference pattern…

A: Given data:  Wavelength of light  λ=500 nm=500×10-7 cm Distance between slits (d)=0.10 mm=0.10×10-1…

Q: Required information A 17.6 cm x 28.4 cm rectangular loop of wire carries 1.00 A of current…

A: Given data:  Current (I) = 1.00 A, to the right  Length (L) = 28.4 cm = 0.284 m Magnetic field (B) =…

Q: An object has a position given by x (t) = At where A = 0.677 m/s4. What is the velocity of the…

A: Given:-  An object has a position given as x(t) = At4 Where A = 0.677 m/s4 Find:- What is the…

Q: Determine the vector expression for the moment of the 1.2 kN tension (a) about point o and (b) about…

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Q: I A quarterback can run with a speed of v = 15 mph. He throws a ball with a speed of vz = 35 mph at…

A: in this question  we projectile motion equation  here we can use total time flight (Tflight)…

Q: Required information A 17.6 cm x 28.4 cm rectangular loop of wire carries 1.00 A of current…

A: in this question  given values  are,   I = 1.00  A B = 2.70  T  Q = 17.6 cm = 0.176 m R = 28.4 cm =…

Q: Hydrogen atoms can absorb energy corresponding to four spectral lines with wavelengths in the…

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Q: Brian walks from his friend's house (C) to his house (A), and then to the park (B).

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Q: how many significant figures are in the numbers 999.0 and 1000.0?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…