A small charged pith ball is suspended 2 cm above a second charge pith ball resting on an insulated surface. If the charge of the lower ball is +20 statC and it has a mass of 0.25 g, what charge must be on the upper ball to lift the lower ball?
Q: What is the effective distance between the source of light and the screen in Fraunhofer ?Diffraction...
A: Answer is option A Infinite In Fraunhofer Diffraction, the source of light and the screen are effect...
Q: As shown in the figure, an insulating rod of length 2d is a uniformly distributed It carries the cha...
A: Given: Length L=2d Angular velocity=ω Charge=q
Q: 1. How is an electromagnetic wave different from a mechanical wave (sound)?2. Name some examples of ...
A: 1.Sound wave is a longitudinal wave, thus the vibration is in parallel direction to the propagation ...
Q: . An object 4cm high is held 24em away form a converging lens of focal length 10cm. find the postion...
A:
Q: In every Material, it requires 1 problem only Material: ( Only this one) 1. Dirt Bike Weighing 142 k...
A: 1. Dirt Bike Weighing 142 kg . A man of mass 60kg is riding on the top of a dirt bike whose weight i...
Q: A puck of mass mA that is moving along the +x axis with speed va collides with another puck of mass ...
A: Given,
Q: the center of part C measured from x-axis is (mm) - 400 mm- I50 mm 200 mm 50 mm 50 mm Select one: O ...
A: First we calculate area of each part which is rectangular so area will be, Next we should calculate...
Q: A 3.5-A current is maintained in a simple circuit with a total resistance of 1500 W. What net charg...
A: Current in the circuit I = 3.5 A Total resistance R = 1500 Ω Time interval Δt = 30 sec
Q: A constant current I flows in the clockwise direction in a closed square loop of conducting wires of...
A: The force on a current element in a magnetic field is given by, Given that a square loop of side L...
Q: Recall Coulomb's Law, which says that |?|=?|?1?2|?2|F|=k|Q1Q2|r2 , where |F| is the size of the ele...
A: According to Coulomb's law where |F| is the size of the electrical force, the Qi are charges, r is ...
Q: A square plate (with a side of 10 cm) parallel to the xz-plane and intercept with y-axis at y= 9,2 m...
A: Each side of the square plate, L=10 cm=0.1 m Area of the square plate, A=0.01 sq.m ( The area vector...
Q: (C) A coil of 400 turns is wound uniformly on an annealed steel core with a mean circumference of 0....
A: Reluctance is the opposite that the magnetic circuits offers to the passage of magnetic flux through...
Q: What velocity must an electron travel with for its momentum to equal that of a photon with a wavelen...
A: Given,
Q: IV) (a) Solve the complete field solutions for the TE11 mode. At what location(s) on the x– y lane d...
A: The field equations are For TE mode, Then the field equations are The solution of the magnetic fi...
Q: 8. The cylinder has a mass of 20 kg and is released from rest whenh = 0. Determine its speed when h ...
A: Write the expression of the potential energy of the mass
Q: Can you solve it plz and explain it please
A: Given, Wave equation propogates in z-direction
Q: , explain why a pressure cooker c nal cooking on a stove.
A: Given: To draw p-v diagram and explain about the pressure cooker as,
Q: Consider a Michelson interferometer as shown in the figure. Two mirrors, M1 and M2, are located at d...
A: To explain the spacing on interference bridges is given below.
Q: i need the answer quickly
A:
Q: A container with an initial volume of 0.0400 m³ contains helium gas under a pressure of 2.50 atm , a...
A: From Ideal gas law Where R is the universal gas constant. Work done by system for isobaric expansio...
Q: Can you help me?
A: The magnetic field direction due to the two current flowing into the plane in lower wires is as show...
Q: A 400 N weight starts down a 30 degrees incline with an initial velocity of 4m/sec. What is the velo...
A: Weight W = 400 N Incline angle θ = 30o Initial velocity u = 4 m/s time t = 10 seconds Coefficient of...
Q: A concave lens has focal length of 27 cm. At what distance from the lens a tall object be placed so ...
A: Given: To find the distance of the image from the lens is given as,
Q: Consider a circular loop of wire. The loop is threaded by a constant 2 T magnetic field that is nor...
A: Magnetic field B = 2 T The radius of the loop is r(t) = a + b cos(ωt) Where a = 2 m b = 0.49 m ω =...
Q: Using only Maxwell's equations in vacuum and vector identities, show that the magnetic field also sa...
A: Maxwell equations are, Gauss's law for electric field Gauss's law for magnetic field Faraday's Law...
Q: Q- Explain all characteristics of 7 crystal classes and 14 crystal types with their neet diagrams.
A: Since this a multiple part question, only the first 3 will be answered, please post the remaining se...
Q: • View Available Hint(s) To be able to add and subtract vectors using geometric and vector addition....
A: Given
Q: Kindly check the answer in the picture containing the question before submitting the solution. Wron...
A: Given, charge of first particle, q1 = -4 μC = -4 x 10-6 C charge of second particle, q2 = 1 μC = 1 x...
Q: Please if you know the correct answer than solve it and please provide the handwritten solution if y...
A: Given: Power of lens=-5D
Q: In one kind of computer keyboard each key is attached to a parallel plate capacitor as shown in the ...
A:
Q: A long electricity distribution line is running current due east from the power plant to one of its ...
A: Ampere's force law, The force experienced by current-carrying conductor placed in a magnetic field i...
Q: 12. rrt Jacob has been studying the effects of magnetic fields on straight conductors and has had a ...
A: Let us analyse the question in step 2.
Q: A point charge Q is located a short distance from a point charge 3Q, and no other charges are presen...
A: There are 2 charges Q and 3Q Force on charge Q is due to charge 3Q. Where Charge Q exerts a force on...
Q: how do you explain photoelectric effect?
A: Photoelectric effect.
Q: State the postulates of Special Relativity and their consequences.
A: The first postulate of special relativity is the idea that the laws of physics are the same an...
Q: A child and sled with a combined mass of 48.0 kg slide down a frictionless slope. If the sled starts...
A: Given that:
Q: For the hexagonal loop in the figure below, given that the loop carrying a current of 13.2 A and the...
A:
Q: Telescopes are an essential tool for astronomers to study the universe. You plan to build yourown te...
A:
Q: Electronics engineering defines a broad field that encompasses many subfields including those that d...
A: TO find cardinal role of the electronics engineer
Q: Please solve a
A:
Q: A point charge of -3.00 μC is located in the center of a spherical cavity of radius 6.90 cm inside a...
A:
Q: 2) R2 R3 lo R1 An image taken from the cross-sectional area of a coaxial cable consisting of a solid...
A: Here, we use the Ampere's circuital law to get the required.
Q: A parallel-plate capacitor has a plate separation d%3D20 mm. A potential difference V=1954 volts exi...
A: Given, Plate seperation, Potential difference, Charge of proton,
Q: Advanced Physics Question
A:
Q: Explain mathematically the effect of the operating frequency on the angular resolution.
A: Explain mathematically the effect of the operating frequency on the angular resolution.
Q: The first U.S. Satellite, the 14-kg Explorer 1, launched in March 1958, was placed in an orbit for w...
A: (A) Find the period. (B) Find the speed at perigee. given,
Q: Satellite radio is not affected by location, distance, or obstructions O True O False
A: The correct option is false.
Q: Ampere's law Need to make an illustration (identifying the variables)
A: Biot-Savart Law: The law states that, The magnetic field at a point due to an element of a conductor...
Q: Please solve the question as fast as you can
A:
Q: Two very large concentric spherical shells of radii a=143m and b=359 m carry uniform charges Q and -...
A: Given that the electric field between the two concentric spheres is:
Trending now
This is a popular solution!
Step by step
Solved in 4 steps with 3 images