A detector is situated 10 Meters from a cellphone . It receives a signal in which the electric feild occilates with an amplitude of 0.68V/m. The transmission power of the cellphone is equal to what?( the options below have units of W) a.0.19 b. 0.38 c. 0.77 d. 1.5 e. 2.6

Q: eight of the nine energy forms involve particles.(atoms,olecules,objects..) the ninth form travels…

A:

Q: What would happen to a fluid's flow rate if it was heated up

A: When fluid is heat up , then the temperature of fluid's particle will increase . On increasing…

Q: QA.2: Three objects are brought close to one another, two at a time. When objects A and B are…

A: in this question we discuss question 2 only as per rules .

Q: A cathode ray tube (CRT) is a device that produces a focused beam electrons in a vacuum. The…

A:

Q: Two objects travel towards each other and undergo a perfectly elastic interaction. Before they…

A:

Q: At a certain altitude, a standard altimeter reads 3,000 meters. If the density altitude is 2,500…

A: Given Data  Density altitude = 2500 m Standard altitude = 3000 m

Q: Assume the intensity of radiation measured at a distance from a radioactive source follows an…

A: Given intensity of radiation measured at a distance from a radioactive source follows the…

Q: Suppose the solid wheel of the figure has a mass of 300 g and rotates at 84 rad/s; it has radius 6.3…

A:

Q: "The current through a 81-9 resistor is I = (0.90 A) sin(200t), where t is measured in seconds. Find…

A:

Q: A wire is carrying a current I as shown in the figure. A conducting loop is perpendicular direction…

A: in first question we determine the ans by using lenz law . it is physics question.  ( i will answer…

Q: You are using a hydrogen discharge tube and high quality red and blue light filters as the light…

A:

Q: A mass m = = 3 kg is attached to a spring with force constant k = 48 Nm-¹ and set into motion. The…

A: in first we determine Quality factor of damped system.  and in 2nd question we determine equation of…

Q: The velocity of a 0.25kg model rocket changes from 15m/s [up] to 40m/s [up] in 0.60s. The…

A: CONCEPT:

Q: Will a 500 gram block whose dimensions are 10 cm, 20 cm and 4 cm float or sink in water?

A: Given data:  Mass (m) = 500 g Dimensions = 10 cm, 20 cm and 4 cm Required: The block will sink or…

Q: (a) In the given circuit, determine (a) the equivalent resistance and (b) the voltage across each…

A:

Q: to the pag into the page, into the QUESTION 20 Are the capacitors connected in series or parallel in…

A: Given data:  Three different configuration of capacitors Required: Identify as series or parallel…

Q: B) A particle localized at point x.. Determine its wave function in and momentum representations.…

A:

Q: Physics 20: SUMMER Assignment 12 8. (1) (1) Use the following information to answer parts a-c. A…

A:

Q: How much does the sky weigh

A: The answer depends on the definition of the word sky.      1.3×1052 lb.

Q: (11) A 500μF capacitor is charged to a potential of 100V. If the capacitor discharged through a…

A: The capacitance of the capacitor, C=500μF The potential of the capacitor, ∆VC=100 V The value of the…

Q: 60 mH oh. SL 50 Hz

A:

Q: An electron and a proton are each placed on the x axis as shown in the figure below. Another…

A:

Q: A) 5J (21) Find the resistance of a light bulb of a power of 10W when connected to 120V source B)…

A: According to the question given Power of the light bulb P = 10 W Source voltage V = 120 V P = V ×…

Q: Three little ducks @ 4 4 crossing a highway at 0.5 mph. The third duckling sees a car coming at 20…

A: Motion perpendicular are independent of each other. Motion can be uniform or accelerated. Motion is…

Q: What is the lift (in newtons) due to Bernoulli's principle on a wing of area 87 m² if the air passes…

A: Given data wing of area A = 87 V2  =290ms V1= 180ms

Q: A hydraulic lift is used to jack a 960-kg car 41 cm off the floor. The diameter of the output piston…

A: Given data: The input force , F1=360 N The mass of the car m=960 kg The diameter of output piston…

Q: A charged particle with initial speed v, enters a region of uniform electric field set up by the…

A: Given: The speed of the chargeed particle is v. The charged particle attract toward higher…

Q: 2. The same laser is now fired at a screen with a single slit of width 0.1 mm, again 2.0 m from the…

A:

Q: flint glass semicircular disk with an index of refraction of ng = 1.66

A:

Q: Calculate the time needed for a 0.600 kg hammer to reach the surface of the Earth if dropped from…

A:

Q: At what distance from the central axis of a long straight thin wire carrying a current of 5.0 A is…

A: Write the given values with the suitable variables. I=5 AB=5×10-5 T Here, I is the current and B is…

Q: What is the emf of the battery?

A:

Q: The displacement of the air molecules in a sound wave is modeled with the wave function s(x, t) =…

A:

Q: The equipotential lines in a region of electric field are shown in the diagram below. For each path…

A: given data: q=+2.5x10^-7C V0 = 160V

Q: A peregrine falcon drops from rest off the top of the Stantec Tower, which is 250.8 m tall. It…

A:

Q: The equipotential lines in a region of uniform electric field are indicated by the dashed lines. y…

A:

Q: (6) In a NaCl molecule, Na' ion with charge te is 2.3x100m from a Cl ion with charge- What is the…

A:

Q: Suppose your 50.0 mm focal length camera lens is 54.0 mm away from the film in the camera. (a) How…

A:

Q: A child is sledding on a smooth, level patch of snow. She encounters a rocky patch and slows to a…

A: Given information: A child is sledding on a level, smooth snow area. She comes to a rocky area and…

Q: A particle in a cubic box moving in the three directions x, y and z. What is the energy of the…

A:

Q: 9 For the capacitor net- work shown in Fig. E24.29, the potential difference across ab is 220 V.…

A:

Q: (8) The electric field near a uniformly charged plate of area 0.3m² has a magnitude of 10 N/C. Find…

A:

Q: (a) Determine the focal length in cm of the lens. cm (b) Determine whether the lens is converging or…

A:

Q: A solid cylindrical conductor of radius a is surrounded by a concentric cylindrical shell of inner…

A: Given: charge Q and -Q radius a and b total Length L

Q: A camera lens used for taking close-up photographs has a focal length of 21.5 mm. The farthest it…

A: Given: The focal length of the camera lens: f = 21.5 mm. The farthest distance of the film (the…

Q: At what speed is an electron’s total energy 50% more than its rest energy?

A: GIVEN :-            Total energy is 50% more than its rest energy.            i.e  Total energy =…

Q: A heater is being designed that uses a coil of 14-gauge (1.628 mm diameter) nichrome wire to…

A: Given data: Power generated, P = 307W Voltage ,V = 114V Resistivity of nichrome ,ρ = 100*10-8ohm m…

Q: A 1.2 kg mass starts from rest at point A and moves along the x-axis subject to the potential energy…

A: mass = 1.2kg , Initial speed =0 PE at A  = 30J a) PE at B = 5J Increase in KE = change in PE = 25J…

Q: In the circuit shown below & = 76.9 V, R5 = 4.00, R3 = 2.00, R₂ = 2.20 , 15 = 9.10 A, I4 = 6.10 A,…

A:

Q: average number and the variance number (A)²

A: