An airplane is flying 20.0° north of east at a speed of 750 km /h. How fast is it moving to the north? O 0 km /h O 750 km /h o 260 km /h O 700 km/h

Q: A neutron at rest decays (breaks up) to a proton and an electron. Energy is released in the decay…

A: This problem can be solved using conservation of energy concept.

Q: Light from a medium with index of refraction n₁=1.22 passes into a medium with index of refraction…

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Q: in+ U→ Ba + Kr+3,n II. Calculate the energy released in the following fission reaction: The masses…

A: Solution attached in the photo

Q: Problem 1: A horizontal force, F, = 65 N, and a force, F2 = 18.1 N acting at an angle of 0 to the…

A: We have to calculate the acceleration of the block.   Given :- The forces are F1=65 N , F2=18.1 N.…

Q: What is the magnitude of the total magnetic force the long wire exerts on the current loop? a. Zcro…

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Q: A tennis ball with a mass of 0.068 kg and a diameter of 0.077 m is dropped. The Cd is 0.5. Consider…

A: Consider the given data as below. Mass of tennis ball, m=0.068 kg Diameter of tennis ball, d=0.077 m…

Q: could you answer number 2?

A: We know that the wavelength of any emission from distant point in universe changes as it reaches our…

Q: Constants The downward forces represent the weights of machinery on the beam shown in (Figure 1).…

A: m=Mass of beam=220 kgg=Acceleration due to gravity=9.81 m/s2

Q: P2 A 68.5-kg astronaut is doing a repair in space on the orbit- ing space station. She throws a…

A: Given: Mass of astronaut: ma=68.5 [kg] Mass of the tool: mt=2.25 [kg] Velocity of throwing the tool:…

Q: a. Is it possible to decrease the entropy of a system? If so, how would you do this? b. Is it…

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Q: Problem 4: A toy car is rolling down the ramp as shown in the figure. The car's mass is m = 1.1 kg…

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Q: Click on the arrow which best represents the force on the lower (pink) charged sphere

A: Arrow pointing towards right is the best fit.

Q: Pre-Lab Question #3: Now you can finish the calculation as follows (include units): |Fo| = V35.22…

A: Given data: -  The net force is Fnet=35.2x^+76.5y^. The x component of the net force is Fx = 35.2…

Q: A rock of mass 0.6 kg tied to a string is spinning around in a circle with a radius of 1.1 m, at a…

A: Let us assume the rock is undergoing a circular motion in the vertical plane. The tension in the…

Q: 3. Refer to the figure below. What is the magnitude and direction of electric field at point Y from…

A: 3) Draw the schematic diagram of the system.

Q: It seems like a incorrect answer

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Q: Determine the linear momentum of an electron moving with 0.10c State your answer in multiples of mec…

A: relativistic momentum p=mv=m0v1-v2c2  where v is the velocity of the particle m0 is the rest mass of…

Q: In the figure, a long straight wire carries a current i = 28.6 A and a rectangular loop carries…

A: The force between the two current carrying conductor carrying current is given by  F = μo4π2 i i'rL…

Q: Part C < 1 of 1 If mB 1.0 kg, how large must m, be if the acceleration of the system is to be kept…

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Q: You wish to prepare an ice less cold drink by mixing 100g of green coffee at 67 °C and 18 g of ice…

A: We know that the heat loss and gain is given as  Q = mc∆T Where m is the mass of the substance  c is…

Q: A Cu rod 80.0cm long is at a temp. of 50.0°C. What is its length at -20.0°C? The coefficient of…

A: Given:-length of rod (L0)=80.0 cminitial temprature (Ti)=50.0°Cfinal temprature=(Tf)=-20.0°Clinear…

Q: 5. Determine the force in members GE, GC and BC of the truss shown. Indicate whether the members are…

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Q: I. The electric field and the electric force have the same direction. II. The electric field…

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Q: 12. A beam of blue light, whose wavelength in vacuum is 2acum=510nm, is incident onto a transparent…

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Q: • A convex mirror has a radius of curvature that has a magnitude equal to 24 cm. Use ray diagrams to…

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Q: An elec Compute the electric potentials at points a, b and c. charges, q1 =+12 nC and q2 =-12 nC…

A: Given: The value of point charge q1 is 12 nC or 12×10-9 C.            The value of another point…

Q: To test the brain electrical activity use Electroencephalograph اخترأحد الخيارات ibs O

A: To perform any task, the human brain needs to be active. If the brain activity is healthy, the…

Q: An oil tank is in the shape of a right-circular cylinder with a radius of r meters and its axis is…

A: An object is considered to be under pressure when it is subjected to physical force. Each unit of…

Q: An electron is projected with an initial speed v0 = 5.30x106 m/s into the uniform field between the…

A: Given:-  An electron is projected with the initial speed v0= 5.30×106 m/s into the uniform field…

Q: car is rolling down the ramp as shown in the figure. The car's mass is m s an angle of 0 = 14…

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Q: (a) Find structure factor SG(hkI) of the CsCl structure, shown in the figure, and (b) find SG(hkl)…

A: The most important thing when we are calculating the Structure factor is that the knowledge of…

Q: This answer is incorrect. Can I get a correct answer please?

A: Here velocity u= 189 ft/sit makes angle 34o with horizontalTime taken to hit the point above h…

Q: The expanding gases that leave the muzzle of a rifle also contribute to the recoil. A.30 caliber…

A: The mass of the bullet is The speed of the bullet relative to the muzzle is The mass of the rifle is…

Q: RI = 670 0 %3D R2 = 690 Q R3 = 690 0 R4 = 840 0 R5 = 760 Q R6 = 330 Q R7 = 670 0 R8 = 270 Q VI = 9 V

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Q: rt (b) What is its acceleration in m/s once it starts to move, if that minimum force is maintained?

A: According to Newton second law  F = ma a = F/m

Q: 1. A current-carrying loop in a uniform magnetic field is shown in the figure below. The loop is…

A: The net torque due to weights of mass and loop is given by:

Q: Surfaces of copper and cast iron in contact have coefficient of static friction =1.05 and…

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Q: 5) The energy levels of a quantum mechanical system are given by the equation: En hfo f = 10*Hz n =…

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Q: Says the answers are incorrect

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Q: Em-e. An EM wave propagating in vacuum, with electric field amplitude Eo >0 and magnetic field…

A: We are given that an electromagnetic wave is propagating in a vacuum.Now the electric field E0&gt;0…

Q: Determine the magnitude and direction (to the nearest degree) of the equilibrant of the following…

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