A bicycle moves from rest to 4.5 m/s in 4.1 seconds. What was the acceleration?. Your Answer: Answer units

Q: Find the magnitude and direction of A(-6,4)B(-9,-3).

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Q: A gas molecule with a molecular mass of 44u has a speed of 337 m/s. What is the temperature of the…

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Q: What is the change in electrical potential energy of a 6.0 nCnC point charge when it is moved from…

A: According to the question Q1=6nC  Q2=25nC if r1=5cm=0.05m  [ distance b/w A to 25 nC charge ]…

Q: An external force moves a 20 nCnC charge at a steady speed from a point where V� = 210 VV to a point…

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Q: The answer seems incorrect. Maybe it's because of multiplying wrong angles while calculating the x…

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Q: 4.22* A laserbeam having a diameter D in air strikes a piece of glass (ng) at an angle 0₁. What is…

A: Given:  Diameter = D ng is the refractive index of the glass, and θi is the angle of incidence.

Q: A 12 N bag is hanging with a cord. How much is the least tension exerted by the cord to stay the bag…

A: Given,  mg = 12 N We need to calculate,  Required least tension =?

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Q: 4. A particle with a charge of +4.20 nC is in a uniform electric field E directed to the left. It is…

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Q: Consider the circuit shown in the figure below. (Let R = 28.0 Ω.)  What is the current in the 28.0-Ω…

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Q: The following two lists give the diameters and sound frequencies for three loudspeakers. Pair each…

A: Solution:-

Q: Many of a computer's internal components, such as the random access memory (RAM) and central…

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Q: Why is it essential to measure density? How does measuring density relates to our daily lives?

A: Density is commonly defined as a ratio of mass and volume of an object. In other words Density is a…

Q: At what temperature will the reading on the Fahrenheit scale be double of that on the Celsius Scale…

A: To find the temperature where the reading on the Fahrenheit scale is double that of the Celsius…

Q: A 8 Assume the sign weighs 10 lbs and is hanging as shown. Assume the system is in equilibrium a.…

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Q: From the top of a cliff, a person throws two stones. The cliff is 20.9 m high. The two stones have…

A: Calculate the horizontal and vertical component of the initial velocity. uH=(19.8…

Q: When a car is backing up, does it have a negative speed? No. Speed is the magnitude of the velocity…

A: Given,  A statement,  When a car is backing up, does it have a negative speed?   We need to explain,…

Q: The figure below represents a section of a circular conductor of nonuniform diameter carrying a…

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Q: What is the volume of a rock with a density of 2 g/cm³ and a mass of 650 g? (answer to one decimal…

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Q: A -3 -2 -1 y (m) B 1/3 2 1 1 2 x (m) Two point charges, A = -3Q and B = 4Q, are located at the…

A: a) The force on the charge +q at the origin is: F→=(−13i−1j)kQq N

Q: Consider the arrangements of an electron and two protons shown below: Ob>c>a O a> c> b none of these…

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Q: Solve the following problem. Round off the final answer to three decimal places. The density of…

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Q: Macmillan Learning A rugby player passes the ball 9.25 m across the field, where it is caught at the…

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Q: The three vectors in the figure have magnitudes a = 3.10 m, b = 2.60 m, and c= 10.2 m and angle =…

A: magnitude of a = 3.10 m magnitude of b = 2.60 m magnitude of c = 10.2 m θ = 35oangle of vector C =…

Q: In a television tube electrons are accelerated through a voltage of 5000 volts. What is the speed of…

A: Solution: Given: 1 km = 1000 m V = accelerating voltage in television tube = 5000 V q = charge on…

Q: An aluminum rod is heated to 245 ºC and placed in a coffee cup calorimeter containing 250.0 g of…

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Q: A power station delivers 695 kW of power at 11,100 V to a factory through wires that have a total…

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Q: The Force F of gravity on a rocket varies directly with its mass and inversely with the square of…

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Q: Q1 a) If the absorption coefficient of sea water is 2m", and if the eye can perceive light of…

A: Given, µ = 2 m-1 Given factor, f = 10-18 The intensity of the light perceived by the eye is given as…

Q: Draw a free-body diagram for an airplane traveling at a constant velocity and altitude (no numbers…

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Q: A roller coaster car has a mass of 2,895 kg when loaded with people. The car is rolling down a steep…

A: Given:-  The Mass of the roller coaster is m = 2895 kg. The height of the coaster is h = 12.5 m and…

Q: A parallel-plate capacitor carries charge Q and is then disconnected from a battery. The two plates…

A: Given Data, Charge on Parallel plate =Q Initial Plate separation=d Final Plate separation=2d

Q: Martin owns a large parallel plate capacitor of area Acap=1.00m x 1.00m (square). The charge on the…

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Q: A 0.4 C charge and a 0.3 charge exert a force of 55 N on each other. How far apart are the charges?

A: (1) Given: Charges q1=0.4 C, q2=0.3 C, Force between the charges F=55 N. Required: Distance between…

Q: Property 3: ax (b + c) = a × b + ax c

A: Yes, the property you've stated is called the distributive property. In mathematics, the…

Q: Two forces, F₁ = = (1.401 -0.603 +0.55k) N and F2=(-0.851 +1.20j) N are applied on a moving object…

A: Given:- The two force act on a object as  F→1 =1.40i^-0.60j^+0.55k^and F→2 =-0.85i^+1.200j^ The mass…

Q: A circular planetary ring of radius 95000 kilometers completes one full revolution in 120000 hours.…

A: According to the question data R=95000Km/hr =radius of the planetary ring t=120000hr= time to…

Q: The x component of vector A is-28.5 m and they component is +50.0 m. (a) What is the magnitude of A?…

A: Given: Vector A has components (-28.5 m, 50.0 m)

Q: What is the density of substance A if 21.6 cm³ of A has a mass of 414.1 g? (answer to the nearest…

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Q: Hooke's Law defines the force applied by an ideal spring: FH = -KAX, where FH is the force applied…

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Q: An ore sample weighs 16.5 N in air. When the sample is suspended by a light cord and totally…

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Q: Two charged point-like objects are located on the x-axis. The point-like object with charge q₁= 5.30…

A: a) At the origin, V (0,0) = 14πεoq1x1+q2x2 = 9 x 109 x 5.3 x 10-61.25 x 10-2+-2.38 x 10-61.8 x 10-2…

Q: Question 1 The figure below shows two lines of charge in cross-section coming out of the page. Each…

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Q: A computer is reading data from a rotating CD-ROM. At a point that is 0.0273 m from the center of…

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Q: Two pulses on a spring approach a free end. It is observed that pulses on this spring travel with a…

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Q: A crate of mass m = 2.00 kg is released from rest at the top of an inclined plane as seen in the…

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Q: Four identical metallic objects carry the following charges: +1.23, +6.89, -4.44, and -9.28 μC. The…

A: Solution: Given: 1 μC = 1 x 10-6 C q1 = charge on metallic object 1 = +1.23 μC   q2 = charge on…

Q: Three charges are located on an x-y axis.  q1 has a value of 2.0 mC and is at (0, 3m).  q2 has a…

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Q: wavelength

A: Given: Wavelength of international distress signal is λ=600 m Note: 1 Hz=1 s-1 Find: Frequency of…

Q: 3) After falling 18 m, a 0.057 kg tennis ball has a speed of 12 m/s (the ball's initial speed is…

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