Water falls without splashing at a rate of 0.240 L/s from a height of 3.40 m into a 0.780-kg bucket on a scale. If the bucket is originally empty, what does the scale read 2.30 s after water starts to accumulate in it?

Q: An 84g arrow is fired from a bow whose string exerts an average forceof 54N on the arrow over a dist...

A: Given data: Mass of the arrow, m=84 g = 0.084 kg Force of the arrow, F=54 N Distance, d=11.4 cm = 0....

Q: If a car and a bicycle have the same momentum, which of the two will have the greater kinetic energy...

A: Required :: Which will have the greatest kinetic energy.                                            ...

Q: An electron moves in a circular orbit of radius 116 cm, in an external magnetic field with velocity ...

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Q: Three charges are placed on the three corners of a square as shown on the figure . What would be the...

A: Given: Four charges are on the vertices of rectangle, Charge, qA= 2 nC Charge, qB = 3 nC Charge, qC ...

Q: A simple pendulum is made of a 50 cm-string and a particle like bob of mass m = 10 g Att= 0, the pen...

A: The simple pendulum’s frequency can be determined as, Here, T represents the oscillation’s time per...

Q: A simple pendulum constitutes of a mass M attached to a string length L. If you 2x the mass and redu...

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Q: I need help

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Q: If a projectile is launched at 73 degrees above the horizontal at 57.9 m/s, what is the direction of...

A: Given Angle of projection is θ=73o Initial velocity is v0=57.9  m/s Find the direction of the projec...

Q: As part of a carnival game, an mb=0.603 kg ball is thrown at a stack of 21.8 cm tall, ?o=0.443 kg ob...

A: As part of a carnival game, an mb=0.603 kg ball is thrown at a stack of 21.8 cm tall, mo=0.443 kg ob...

Q: I need solve please

A: Given data The x-component of the initial velocity is ux = 20 m/s The y-component of the initial vel...

Q: A simple pendulum is made of a 50 cm-string and a particle like bob of mass m = 10 g. At t= 0, the p...

A:

Q: a) Type: b) Size: c) Orientation:

A: The image is not form. Note: for an object placed at focal length of a concave mirror the image is n...

Q: Prove that, the dimensional analysis of the physical quantities Force,Pressure and Energy are , and ...

A: Required :: Dimensional analysis of Force, Pressure and Energy.  

Q: A 500N child sits at one end of a seesaw 4m long.  Where should a  400N boy sit in order to balance ...

A: Given data: The weight of the child is, W1= 500 N The total length of the seesaw is, L=4 m The weigh...

Q: A torque of 15 ft-lbs is required to cut a thread on the end of a pipe. If the handles on the die ar...

A: Net torque required = T = 15 ft-lbs = 180 inch - lbs Distance of handles from the axis on each side ...

Q: Compare the amount of heat energy required to raise the the temperature of 1 kg of water and 1 kg of...

A: Given data: The mass of water is mw=1 kg. The mass of iron is mi=1 kg. Change in temperature is ∆T=...

Q: A particle has charge -3.00 nC find the magnitude and direction of the electric field due to this pa...

A: The charge q=-3nc=-3×10-9ncr=0.25mThe magnitude =12N/c

Q: A block mass m is 400 g is fastened to a spring whose spring constant k is 84 N/m. the block is pull...

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Q: If a stone is thrown vertically upward with a velocity of 80ft/s, thenits height after t seconds is ...

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Q: The wheels of a wagon can be approximated as the combination of a thin outer hoop of radius rh=0.262...

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Q: A ball is kicked horizontally off a 30 m building and lands 10 m from its base.  Determine the horiz...

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Q: A wheel makes 69.169.1 rotations during 5.59 s.5.59 s. What is the average angular velocity ?avωav i...

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Q: A 0.5 kg object is fired straight up with an initial speed of 200 m/s. Ignore air resistance and set...

A: Mass of object (m) = 0.5 kg Initial speed (u) = 200 msg = 10 ms2  

Q: Two sledders go down a steep hill for which friction is negligible on identical sleds. Sledder A has...

A: Mass of sledder A = 50 kg Mass of sledder B = 75 kg 

Q: Calculate the intensity of a wave propagation with power of 20 KW. the area of the cross section of ...

A: Find the intensity of a wave propagation of the power 20 kW. I=PA=20 kW103 W1 kW35×106 m2=20×103 W35...

Q: A proton moves in a circular orbit of radius 44 cm, in an extermal magnetic field with velocity 1.75...

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Q: A block of mass m 3kg is attached to a light spring with a spring constant k and moves in simple har...

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Q: 2.A neutron is trapped between two parallel walls that are separated by a distance of 6 fm. What is ...

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Q: One mole of hydrogen gas is heated at constant pressure from 300 K to 420 K. Calculate (a) the ener...

A: Heat transfer

Q: eleration of an object in UARM (Unifor nula to find the time it takes for a parti stant acceleration...

A: UARM (Uniformly Accelerated Rectilinear Motion) is defined as the motion of the object which follows...

Q: The magnitudes of displacements a¯ and b¯ are 24 m and 6 m. respectiv the maximum possible magnitude...

A: Given values:- A→=24 m ----(1) B→=6 m -----(2) (a)Let us consider the maximum possible value of C→ i...

Q: A sunple pendulumi is made of a 50 cm-string and a particle like bob of mass: m = 10 g. At t == 0, t...

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Q: Calculate the dose in rem/y for the lungs of a weapons plant employee who inhales and retains an act...

A: The lungs of a weapons plant employee who inhales and retains an activity 1.00 μCi of 239Pu  in an a...

Q: What you can detect by using Compass and iron fillings? Select one: O a. Electricity а. b. Gravity c...

A: Required :: What we can detect using compass and iron filling.

Q: With examples, explain three significant roles of atmospheric gases

A: Three significant roles of atmospheric gases Photosynthesis Water cycle Greenhouse effect 1. Photo...

Q: Assuming the rain falling vertically, express the catch of a gauge inclined 15° from the vertical as...

A: Given, Angle θ = 15∘   As the shape of gauge is circle and area is calculated as πr2

Q: Consider the DC circuit below. (a) What is the amount of current that flows in the resistor R? (b) D...

A:

Q: If a ray of light transitions from air into glass and we assume air has an index of refraction of n1...

A: Refractive index of air (n1) = 1Angle of incidence = θ1Angle of refraction = θ2  

Q: A wire carrying 20 A current passes between the poles of a strong magnet that is directed at angle 2...

A: Given Data : The magnitude of the current-carrying wire is given as I = 20A. The angle of the wire w...

Q: A fan blade rotates with angular velocity given by w:(t) = y- Bt2 Part A Calculate the angular accel...

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Q: A Chevy truck (of mass 2000. kg) approaches a small smart car (of mass 1000. kg) stopped at an inter...

A:

Q: Number 3 A, B, C, D

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts fo...

Q: FIG. 1. Three ballot boxes are connected by cords, one of which wraps over a pulley having negligibl...

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Q: A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictiona...

A: according to guideline we need to solve only first three sub part Given that --- displacement (d) =...

Q: An uncharged capacitor and a resistor are connected in series to a source of emf. If e = 9.00 V, C =...

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Q: An engine flywheel initially rotates counterclockwise at 6.83 rotations/s. Then, during 25.1 s, its ...

A:

Q: A beaker has a height of 50 cm. The lower half if the beaker us filled with water, and the upper hal...

A: The height h=50cm  To find the apparent depth of the bottom   

Q: Q-30: Blue light with a wavelength of 460.0 nm is incident on a piece of rubidium. The work function...

A: The given data are: λ=460 nm=460×10-9 mϕ=2.16 eV=2.16×1.6×10-19 J=3.456×10-19 Jh=6.63×10-34 J.sc=3×1...

Q: Ball having mass 5.5kg and velocity 7.6m/s travels to the east. Impulse given at point O, makes it c...

A: Mass of ball (m) = 5.5 kg Initial velocity (u) = 7.6 ms i^ final velocity (v) = 4.8 ms j^  

Q: Consider two parallel wires. Wire 1 carries a current l1 = 2.0 A out of the page. Wire 2 carries a c...

A: