A physics student in an elevator, places a 200.0 g mass on an electronic balance.  The balance, however, reads 220.0 g.   Which TWO are true of the elevator? Group of answer choices The elevator is traveling upwards with an increasing speed. The elevator is traveling upwards with a decreasing speed. The elevator is traveling downwards with an increasing speed. The elevator is traveling downwards with an decreasing speed.

Q: Determine the U and Y components of the 1000-N force shown below. Y 3 1000 N 2 38⁰ X

A: Angle between 1000N force and x axis  = tan-1(2/3) = 33.69° U component = 1000×cos(33.69°+38°) =…

Q: radius The figure shows a uniform disk that can rotate around its center like a merry-go-round. The…

A: In this question we have to find the value of Force F2. Please give positive feedback if the answer…

Q: A 250N crate is pulled up a ramp that is angled at 20 degrees above the horizontal. If the…

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Q: There is a slab of thickness B. Imagine the slab as the space between two parallel infinite planes.…

A: It is required to examine what happens to the field of that slab if a sphere of charge is removed…

Q: Problem 7: One cubic centimeter (1 cm³) of a typical cumulus cloud contains 50 to 500 water drops,…

A: in this question  we simply use volume equation  for different shapes and get answer according to…

Q: (I) Calculate the current in the circuit of Fig. 19-53, and show that the sum of all the voltage…

A: We have a circuit with a battery of voltage V=9 V and internal resistance r=2 ohm and two resistors…

Q: An object of mass 40 kg is moving in the +y-direction with a speed of 95 m/s from a location m. A…

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Q: Problem 1: Solve the Simple Harmonic Oscillator?

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Q: A puck with mass mA = 2.42 [g] moves eastward with speed VA = 1.73 [m/s]. It then collides with…

A: mass of puck A = 2.42 g initial velocity of A = 1.73 m/s due east mass of puck B = 1.25 g initial…

Q: A different coin is placed on a different book while it is flat (level with the ground). It is…

A: Given in question: Angle at which coin begins to slide(θ) = 33° To find -   What is the STATIC…

Q: Four identical particles of mass 0.578 kg each are placed at the vertices of a 2.94 m x 2.94 m…

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Q: Use scientific notation to express each of the following quantities with only the base units (no…

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Q: An accelerating voltage of 2.72 x 10³ V is applied to an electron gun, producing a beam of electrons…

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Q: A skier speeds down a smooth ski slope which is at an angle of 8 = 26° with the horizontal. The mass…

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Q: proton (q = +1.602 X 10-19 C) travels at v = 3 m/s and enters the magnetic field B = 2 .5 mT, and…

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Q: Determine: Force of gravity ? Weight of a block of mass 13.2 kg? take g= 10 m/s²

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Q: 6. Find the voltage across the battery for the following circuit. Note: The battery corresponds to…

A: In this question we have to find the voltage across the battery. Please give positive feedback if…

Q: 1.a. An unintentional electrical path that's conducting current from an ungrounded conductor to a…

A: 1.a Fault is something that is an unintentional electrical path. This unintentional electrical path…

Q: A student is moving out He doce 16x 104 J in the process, Determine and (c) Q. a dormitory at the…

A: Given:-  A student is moving out of a dormitory at the end of the semester. He does a 1.6 x 104 J of…

Q: What is the equilibrium temperature if a 0.560 kg piece of copper at 251 degC is placed in a 0.390…

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Q: 1. (1) Calculate the terminal voltage for a battery with an and an emf of 6.00 V when internal…

A: Given that The emf of battery is E=6 V and the internal resistance is r=0.9 Ω. The formula for…

Q: In the block-spring arrangement of the figure, the block's mass is 4.20 kg and the spring constant…

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Q: In the figure here, a solid brass ball of mass 0.177 g will roll smoothly along a loop-the-loop…

A: To complete a circular motion or to reach the topmost point in circular motion a particle requires…

Q: A negative charge (-6 uC) is spread uniformly over the shell with a radius of 8 cm. Insude this…

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Q: (II) Determine (a) the equivalent resistance of the circuit shown in Fig. 19-48, (b) the voltage…

A: In this question we have to find the equivalent resistance of the circuit. Please give positive…

Q: What is the net force acting on an 1,100kg car that accelerates from 12.0m/s to 23.0m/s in 5.50…

A: Given Data:- Mass of the car is m=1100 kg Initial velocity of the Car is vi=12.0 m/s Final velocity…

Q: Determine: Force of gravity? Weight of a block of mass 13.2 kg? take g= 10 m/s²

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Q: A student drives his car 6.0 km North before making a right-hand turn and driving 6.0 km to the…

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Q: Are the medium where the waves/oscillation intensity? Explain. travel affect its

A: Yes, the medium affects the intensity.

Q: For the given vectors, determine the magnitude of the vector difference V₂-V₁ and the angle which it…

A: We have two vectors given by V1=10 units directed at an angle tanθ1=3/4 (from the figure) with the…

Q: The figure below shows a charged particle that enters at point O and exits at point P. In the given…

A: The mass of the particle, m=1.50×10-26 kg The magnetic field, B=50 T The velocity of the particle,…

Q: The atmospheric pressure is 700 dyne/cm². What is its value in the SI unit?*

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Q: 7. The magnitude of the net electrostatic force acting on q2 is Numerical Response 1. The angle…

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Q: Find the vector sum of the following four displacements on a map: 60 mm north; 30 mm west; 40 mm at…

A: Physical Quantities are either scalar or vector. A vector is a quantity which has direction…

Q: How much work was done by friction as the block slid from point A to point B? Express your answer in…

A: Mass of block = 0.33 kg  Vertical distance moved by block = 2.41 m  Speed at B ,Vb = 5.8 m/s

Q: Using the assumptions of the previous question, which equation described the velocity of the cart…

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

Q: Three identical blocks connected by ideal (massless) strings are being pulled along a horizontal…

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Q: A woman jumps from a high wall and lands in soft sand. The  sand exerts an average upward force of…

A: Given:-  The sand exerts an average upward force of F = 50000 N  The woman stops after sinking a…

Q: A pebble is thrown is vertically upwards with a speed of 25m/s. How will it go after 2 sec ? Take…

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Q: A brass bar, 15 cm in length, is welded to an aluminum bar, 10 cm in length. Both have a cross…

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Q: Write in detail construction, principle and working of He-Ne laser. What are the advantages of He-Ne…

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

Q: It is possible to derive the age of the universe given the value of the Hubble constant and the…

A: Given  distance of glaxy (d) = 235 million light-…

Q: Bla A 6-kg sphere is connected to wire ACB through a ring C. The sphere revolves at a constant speed…

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Q: A simple pendulum is formed of a rope of length L = 1.6 m and a bob of mass m. When the pendulum…

A: Length of the rope,l=1.6 m Angle=10⁰ Speed of the bob = 2 m/s

Q: A rock pulled by two cords in the opposite direction moves at a constant acceleration. What can be…

A: Given that a rock is under constant acceleration and is being pulled by two string in opposite…

Q: Give several p-type and n-type dopant for GaAs and ZnSe. What kind of dopant is Si in InP

A: In this question we have to give examples of p type and n type dopants. Please give positive…

Q: What is the vrms of hydrogen on the surface of the sun if its temperature is 5.36E3 degC? What is…

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Q: A man with a near point of 58.2 cm is using a magnifying glass of focal length 12 cm sees an image…

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Q: A plane that is capable of travelling at 140 m/s wishes to travel due north from City A to City B,…

A: Given:-  A plane that is capable of traveling at 140 m/s wishes to travel due north from City A to…

Q: A wire of length 25. cm carrying a current of 5.80mA is to be formed into a circular coil and placed…

A: The magnetic field exerts force on the coil when kept in the magnetic field. Since, the force acts…

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”