A parabolic dish antenna has a conical beam 20° wide, Find the directivity of the antenna.

Q: e figure shows wire 1 in cross section; the wire is long and straight, carries a current of 4.04 mA…

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Q: An object executing SHM with an amplitude 20 cm. Find the magnitude of its displacement (in cm) when…

A: Given data :  Amplitude "A"= 20 cm  K.E = 1/2 of T.E     Formulas used    We know total energy =…

Q: Find the induced emf when the current in a 43.1 mH inductor increases from 0 to 529 mA in 17.0 ms.

A: Given data, Inductance L=43.1 mH Time t=17 ms Current 0 to 529 mA

Q: 1. The magnetic field inside a 150-turn solenoid 12.56 mm long that carries a 20-A current is (a)…

A: Given data: Number of turns (N) = 150 Length (L) = 12.56 mm = 12.56×10-3 m Current (I) = 20 A…

Q: Use ray diagrams and the mirror equation to locate the position, orientation, and type of image of…

A: Given Focal length of convex mirror = f = -20cm We have to calculate Part-D : magnification when the…

Q: A galvanometer coil has a meter shows full scale deflection for a current c 4 mA. How will you…

A: An ammeter is used to measure an electric current. Here, we calculate the given as follow;

Q: 7.9 Use the complex representation to find the resultant E = E₁ + E₂, where E₁ = Eo cos(kx + wot)…

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Q: Two charged spheres are separated by a distance R. The charges experience a force F. One of the…

A: Given data:  The original distance = R Original electric force = F New charge on one of the sphere…

Q: This is an displacement-time (x-t) graph of a SHM. A O X T 27 -A For A = 4.5cm and T = 1.5s find the…

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Q: You must show all steps used to get your final answer Convert 90 °F to °C

A: Given data:  The temperature in Fahrenheit scale TF  = 90°F Required: The temperature in Celsius…

Q: The figure shows a series ac circuit. The inductor has a reactance of 80 Ohm and an inductance of…

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Q: Similar situation to the previous question, but now the object s mass is 49.5 kg and you initially…

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Q: A satellite orbits around the earth in an ellipse orbit of eccentricity of 0.80 and semi – major…

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Q: Convert -40 °F to °C

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Q: A person kicks a soccer ball with an initial velocity vector whose orientation is 53 degrees above…

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Q: A vector has a bearing of 56.1° and a magnitude of 729.6. A second vector has a bearing of 315.2°…

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Q: Rank the following colors of light with increasing energy with 1 having the highest energy.…

A: In terms of increasing energy, the arrangement of colors for the visible region is : red < orange…

Q: A block of ice with mass 2.00 kg slides 1.59 m down an inclined plane that slopes downward at an…

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Q: . An expensive spotlight is located at the bottom of a gold-plated swimming pool of depth d = 2.50 m…

A: Given:-   The gold-plated swimming pool of depth d = 2.50 m  The figure is shown as  Find:- The…

Q: Ax E = 2801 00 (42) sin [our - 4(x + 4+ )] COS wt k 2

A: To solve the problem three trigonometric identities are used 1) sin(A-B)=sinAcosB-cosAsinB 2) cos…

Q: Ө h m um ← um M

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Q: = A block of mass m₁ = 3.59 kg on a frictionless plane inclined at an angle 25 degrees (as in the…

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Q: Part 1 A copper block with mass m = 100 g, is held at rest on a glass surface, where the plane…

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Q: 4. What is the mass of a solid copper ball that has a radius of 7.0 cm?

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

Q: A force is applied to a circular surface with area 70 cm². The surface is parallel to the x-y plane.…

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Q: hile sitting in physics class one day, you begin to ponder the workings of the analog clock on the…

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Q: Find the velocity and acceleration vectors in terms of u, and up. r=2 cost and 0 = 9t V= -2 sin t)4)…

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Q: 1. A car rounds an unbanked curve of radius 70 m. If the coefficient of static friction between the…

A: radius = r = 70 m coefficient of static friction = 0.73

Q: What will happen to the resistance if the resistor is plugged into the breadboard this way?

A: Resistor is a passive component which is used to provide an opposition in flow of current.…

Q: variation of the amusement park ride discussed in Problem 11 is the Gravitron, which consists of a…

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Q: An airplane's jet engine is what kind of heat engine? O a. External O b. Both Oc. Internal O d.…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: point s) the electric potential is 44v at me A near a uniformly from the away changed sphere. At…

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Q: What is the magnitude of the force acting between a 20-cm length of the two current-carrying,…

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Q: For the circuit shown in the figure below, calculate the following quantities. (Assume = 7.50 V and…

A: The above picture can be redrawn.

Q: A 4.0-g bullet leaves the muzzle of a rifle with a speed of 338 m/s. What force (assumed constant)…

A: Given data:  Mass (m) = 4.0 g = 4.0×10-3 kg Initial velocity (u) = 0 m/s Final velocity (v) = 338…

Q: the field. Vupper TE Vlower True False the ge the charge should be moved due east N E O

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Q: please explain also. Which is correct if a diver curls up on diving to do flips at the top, then…

A: As there is no external torques on the diver during the motion (the force of gravity acts on the…

Q: Match the description of a process with the corresponding arrow in a. Absorption of a photon whose…

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Q: Which of the following statements is/are true about fiction? 1. Static friction is always greater…

A: The forces are of different types. The frictional force is one among these forces. Frictional force…

Q: Given that a racecar with a mass of 795.0 kg is going through an unbanked curve of a constant radius…

A: Given:-  The mass of  the car is m = 795 kg  The radius of the curve is r = 122.0 m  The static…

Q: A proton is moving in a region where the magnetic and electric fields are perpendicular to each…

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Q: Given the following vectors: A = -3i; B = i-3j+5k; and C = 7i-15j (i)Find the magnitude and…

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Q: A stone is thrown upward at an angle of 36 with the horizontal, It lands 70 m measured horizontally…

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Q: Two tugboats pull a disabled supertanker. Each tug exerts a constant force of 1.7×106 N, one an…

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Q: A force in the negative direction of an x axis is applied for 16 ms to a 0.59 kg ball initially…

A: Given m=0.59 Kg(mass of ball) u=18m/s (initial velocity of ball) I=-29.2 Ns(impulse) t=16*10-3 s…

Q: During an all-night cram session, a student heats up a 0.786 liter (0.786 x 103 m³) glass (Pyrex)…

A: Given, Initial volume of coffee (V) = 0.786×10-3 m3  Initial temperature (Ti)= 18.7° C  Final…

Q: Use ray diagrams and the mirror equation to locate the position, orientation, and type of image of…

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Q: This time the loop has constant area 0.510 m^2, and the magnetic field has constant strength 0.430…

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Q: Three positively charged point particles, each with identical mass and velocity, pass through an…

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Q: The maximum stress that a material can endure before it breaks is called Ultimate tensile strength O…

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