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Q: The speakers in a sports stadium are 89.5 m from a fan's seat. How much time does it take sound to t...

A: Distance(d)/time(t) = speed (v)

Q: n 1910 Rutherford performed a classic experiment in which he directed a beam of alpha particles at a...

A: Given,charge in the alpha particle, qα = +2echarge on the gold nucleus, qn = +79eInitially when the ...

Q: A displacement vector points in a direction of 0 = 21° left of the positive y- axis. I'he magnitude ...

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Q: 1. A man drives his car down a straight road at 5.2 km at 40 kph at which point he ran out of gas. T...

A: Average velocity can be found using the formula: Average velcoity=Net displacementTime

Q: 2-29. The characteristic equation of a parallel RLC circuit shown in Fig. P2.29 is given as 1 2+ RC+...

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Q: Thermal energy is produced in a resistor at a rate of 90.5 W when the current is 2.70 A. What is the...

A: Given Information:- Rate of thermal energy produced in the resistor is P=90.5 W Current in the resis...

Q: 2. Draw the relation between intensity and thickness for glass sheet and discuss the graph

A: Dear student,  Since both questions are different as per guidelines we can author only first one ple...

Q: When an electric heater is turned on, the Nichrome heating element is at 0 degrees C and draws a cur...

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Q: What is the fundamental frequency (in Hz) of a 0.940 m long tube, open at both ends, on a day when t...

A: Given data:  A tube open at both ends  Length (L) = 0.940 m Speed of sound (v) = 344 m/s Required: T...

Q: Q 3/ An experiment was conducted to find the relationship between the specific heat of potassium met...

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Q: Two frequency generators are creating sounds of frequencies 457 and 466 Hz simultaneously.  Part (a...

A: The beat frequency is equivalent to the difference in frequencies of two superimposed waves. fb = | ...

Q: Quantum assemblies behave as classical ones at all temperatures low pressures very high temperatures...

A: The answer you have chosen is incorrect.  It is not at the low temperature the quantum assemblies be...

Q: On a dry road, a car with good tires may be able to brake with a constant deceleration of 3.96 m/s²....

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Q: Diffraction grating: maximum interference condition Ответ:

A: Here we have to discuss the diffraction grating of maximum interference condition.

Q: Write down the general form of Coulomb’s Law, then what the magnitudes of the forces ?⃗13 and ?⃗23 a...

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Q: A certain brand of hotdog cooker works by applying a potential difference of 129 V across opposite e...

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Q: 3. A camp is on a mountainside that slopes 30.0°. pull a 200.0 kg sled up the slippery incline for w...

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Q: Problem 1: Adisplacement vector points in a direction of 0 = 21° left of the positive y- axis. The m...

A: Given- A displacement vector point indirection of θ=21°magnitude of vector D=105m

Q: N exists between parallel plates that are 20.0 cm apart. C An electric field of 672 The potential di...

A: Given data:  Electric field (E) = 672 N/C Distance between parallel plates (d) = 20.0 cm Required: P...

Q: Question 1 A ramp is made by leaning a track against a few textbooks. A cart is set on the track and...

A: Position versus time data is given for a cart rolling down a ramp   

Q: a. the switch was closed and lamp #4 is unscrewed? h. the switch is closed and lamp #3 is unscrewed?...

A: a) when lamp 4 is unscrewed, then there is no current through lamp 4 and lamp 2. Current passes thro...

Q: A mass M with charge Q sits in a uniform E-field hanging from a string. What is the tension in the s...

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Q: A block with a mass of m rests on a frictionless surface and is subject to two forces acting on it. ...

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Q: Answer Both Questions: Q. A body moves along the helix r(t) = (4cost)i + (4stint)j + (3t)k. find? Un...

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Q: A bicyclist is traveling at a constant speed on a mile-marked road. You are observing with a stopwat...

A: In this question we are given that a bicyclist is traveling at a constant speed on a mile-marked roa...

Q: A lens grinder wants to make a plane-convex lens with the radius of curvature 0.44 m and the focal l...

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Q: What factor determines how high a liquid will rise a narrow tube as a result of capillary action?   ...

A: We will discuss the forces involved when liquid rises in a narrow tube as a result of capillary acti...

Q: What is the total pressure at a depth of 580 m in a lake? (pw = 1.00 x 103 kg/m³, Po = 1.01 x 105 Pa...

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Q: A wave travelling along a string is denoted by: y(x, t) = 0.05 m sin(8.0 m-x- 3.00 s-1t). Solve for:...

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Q: Consider the shock absorbers of a 1100 kg car. How much energy, in joules, must the shock absorbers ...

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Q: WCLN.ca PHYSICS 12 b. What electric field is needed to balance the effects of an electron traveling ...

A: Force on charge particle in electric field F = qE Force on charge particle in magnetic field F = qvB...

Q: On which level within this parallel status would an electron have the most potential energy? (the ch...

A:  An electron have the most potential Energy at level D .  

Q: The y-component of the resultant electric force exerted on q4 is: (if ql = q2=-200mC and q3 =q4=100m...

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Q: The following times are given in seconds. Use metric prefixes to rewrite them so the numerical value...

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Q: ロロ

A: let 1 box = 1 cm

Q: I need help with question d,e,and f.

A: Given value--- particle position = 6-9t + 3t2 . We have to find--- (d) Is the speed increasing or...

Q: A horizontal force, F1, and a force F2 acting at an angle of 0 to the horizontal, are applied to a b...

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Q: How will the force F change if the distance R between the two charged spheres is doubled? How about ...

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Q: Suppose a car has a suspension system with a force constant of 4.95 × 104 N/m. How much energy, in j...

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Q: How long (in m) must a flute be in order to have a fundamental frequency of 262 Hz (this frequency c...

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Q: Q12. Point charges q=10nC and q2=-5nC are 5cm apart (Fig. below). The total electric field at point ...

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Q: A diagnostic sonogram produces a picture of internal organs by passing ultrasound through the tissue...

A: As we know that, v = f λ Where f is frequency  And  λ is wavelength   Given,  f = 2.85 MHz v = 1540 ...

Q: Base your answers to questions 71 through 75 on the following information. A ball of mass m is throw...

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Q: I Review I Constants Part A Two point charges are separated by 25.0 cm (see (Figure 1). Assume that ...

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Q: De Broglie's hypothesis states that every particle has associated with it a wavelength given by Plan...

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Q: Determine the Q of the following fusion process: ²H₁ +¹H₁ → ³He₂ + photon ( ) 6,35 MeV ( ) 3,49 M...

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Q: Use the infographic below to determine the gravitational force of the earth and the following two sp...

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Q: 4. A silicon nitride reinforced copper composite contains 30% by volume of fibres. The properties of...

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Q: Describe the three main mechanisms of delayed fluorescence

A: In this question we have to describe the three main mechanisms of delayed fluorescence.

Q: How much power does it take for a 60 kg person to run up stairs at a rate of 2.5 steps per second if...

A: Given data:  Mass (m) = 60 kg Time (t) = 1 s Number of steps rup up in 1 second = 2.5 Height of each...