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Q: The circuit shown below consists of a 21-V battery and three resistors. The currents through K and L…
A: battery potential = 21 V current through K = 4 Aresistance of K = 2 ohm current through L = 14 A
Q: adio loudspeaker is round and has an aperture of 30 cm. If it sounds a ith a frequency that produces…
A: a) Evaluate the total angle (θt) in radian by converting the degree into radians.
Q: 14. A 1000 kg car is traveling east at 15 m/s and is hit from behind and receives a forward impulse…
A: Given : mass of car = 1000 kg Speed of car, v = 15 m/s Impulse = 6000 N-s
Q: A rocket is launched at an angle of 55.0° above the horizontal with an initial speed of 98 m/s. The…
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Q: 1)A square coil with N = 50 turns has sides of length I = 15 cm. When it is placed in a uniform…
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Q: 3)A slide projector produces real, inverted, enlarged images of the slides on a screen (the slides…
A: 3) (A) Convex Lens is used in projector to get magnified image is placed in front of object lies…
Q: 6. The speed of sound in air at 20'C is 344 m/s. What is the wavelength of a sound wave in air at…
A: Speed of sound is given by Speed of sound = Frequency of sound × wavelength of sound
Q: A child on a bridge throws a rock straight down to the water below. The point where the child…
A: Attributes like velocity, displacement, etc define motion. It can be uniform or accelerated. When…
Q: B A coin sits on a rotating turntable as shown in the figure. At the time shown in the figure, which…
A: We need to say what the direction of friction will be on the coin on turntable.
Q: A small fly of mass 0.21 g is caught in a spider's web. The web oscillates predominantly with a…
A: The mass of the small fly is m = 0.21 g = 0.21 x 10-3 kg. The frequency of oscillation of the web is…
Q: 6)The light beam shown below in the Figure makes an angle a = 20.0° with the normal line NN' in the…
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Q: 3) A battery has an EMF of 9.0 V and an internal resistance of 0.50 a. What is the terminal voltage…
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Q: 10. A golfer strikes a golf ball of mass 0.050 kg, and the time of impact between the golf club and…
A: Given data: Mass (m) = 0.050 kg Time interval (Δt) = 1.0 ms = 1.0×10-3 s Initial velocity (Vi) = 0…
Q: need help on this problem
A: Net torque on the disk is,
Q: Gonna need some help on how to do this problem
A: (a) Work done is
Q: Podracing is a very popular auto racing sport in the Star Wars universe. Although it is dangerous,…
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Q: A canoe has a velocity of 0.420 m/s southeast • Part A relative to the earth. The canoe is on a…
A: Solution:-Given thatVRE=0.590 m/sVCE=0.420 m/s
Q: carrying current I2 of 15.0 A is placed along the axis of the solenoid, as shown below. What is the…
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Q: A pilot drops a package from a plane flying horizontally at a constant speed. Neglecting air…
A: The plane is initially moving horizontally, along with a constant speed. Since it is moving at a…
Q: A hollow conducting spherical shell has radii of 0.80 m and 1.20 m, as shown in the figure. The…
A: Given: In this question, the given details are, A hollow conducting spherical shell has radius of…
Q: I need help with this HW problem
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Q: A circuit calls for a 0.200 mm -diameter copper wire to be stretched between two points. You don't…
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Q: 10 feet Endline 36.9° 30 yards 10 yards During a football game Mason kicks a ball from the ground at…
A: U= 20 m/s = 21.8723 yard/s = 65.6168 foot/s Angle is 36.9°
Q: Need help on this practice 12
A: Here given three bulb are in together with resistance 8 ohm, 12 ohm and 15 ohm. They are connected…
Q: I need help with this problem, I got the wrong answer can you help me
A: given data diameter = 4.8 cm E =(2000i+2000j+2000k) N/C what is the electric flux through the…
Q: 4. A block is launched up a frictionless ramp, as shown, with initial speed v. The block travels up…
A: Here a block is moving up a frictionless ramp or an inclined plane making an angle of θ with the…
Q: Question 6 Light: Always acts like a wave O Always acts like a particle O Acts like a particle…
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Q: A 9.0-m-long string is wrapped around a pulley that is free to rotate a pulley that is free to…
A: Given Data: Length of string L=9 m Radius of pulley R=6 cm=6×10-2 m Angular acceleration of pulley…
Q: What can you say about the coefficient of friction, uk ? Assume the speed is low enough that air…
A: since the skier is moving with constant speed, the acceleration is zero. therefore, the net force…
Q: An owl's head rotates through an angle of 306° as it hunts. If the head slows down from 111.5 rpm to…
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Q: 11 (b) Describe its motion qualitatively. The particle starts from rest at the origin, starts moving…
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Q: A beam of green light, which has a wavelength of 5.61 x 10m in air, travels through an unknown…
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Q: A plane, diving with constant speed at an angle of 52.6° with the vertical, releases a projectile at…
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Q: A person pushes horizontally with a force of 160. N on a 65.0 kg crate to move it across a level…
A: Given data: Force applied (F) = 160 N Mass (m) = 65.0 kg Coefficient of kinetic friction (μk) = 0.14
Q: The starship Enterprise locks onto an alien ship (whose mass is much greater than the Enterprise's…
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Q: 7. What is the period of wave motion for a wave with a frequency of 5.0 kHz? 8. Waves moving on a…
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Q: In an integrated circuit, the current density in a 3.0-am-thick x 71-µm-wide gold film is 7.0x105…
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Q: %3D 3)In the circuit shown in the Figure, the resistors R1 = 500, R = 30 2 %3D ww R2 = 300, and R3 =…
A: R1 = 50 Ω R2 = 30 Ω R3 = 120 Ω E = 120 v
Q: What is the final angular speed of
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Q: Required information A 55.0-kg lead ball is dropped from the Leaning Tower of Pisa. The tower is…
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Q: An ipod that is powered by two 2.5 volt batteries and has 5.2 ohms of resistance. Calculate the…
A: Given, Voltage-V= 2*2.5= 5 V Resistance-R= 5.2 ohms
Q: What is the resistance of Part A A 2.0-m-long gold wire that is 0.10 mm in diameter? Express your…
A:
Q: The refraction indices of materials vary slightly with temperature and with the wavelength of the…
A: Given: Index of refraction,n=1.32=72 Temperature,70° To find: 9) Total internal reflection occur…
Q: A gardener is lowering a pail tied to a rope into a well at a constant speed. Which free-body force…
A: Given, Grader is lowering pail at a constant speed W is the weight of the pail so acceleration will…
Q: 7. A 3 kg uniform rod has a length of 2 m. What is the moment of inertia around an axis at the…
A: Mass of the uniform rod (M)=3 kg Length of the uniform rod (L)=2 m
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