Three blocks of mass m, 2m, and 3m are placed adjacent to each other on a frictionless, horizontal surface as shown below. A constant force of magnitude F is applied to the right. Which of the following statements is true?

Q: A current is a wire varies with time according to the relationship I = 55A – (0.654)t², a). How many…

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Q: Two flasks (which we will refer to as flask 1 and flask 2) are connected to each other by a U-shaped…

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Q: A piece of 0.0332 kg mercury metal reaches its final temperature at 453.536oF with the addition of…

A: Heat capacity is the energy required to raise the temperature of given material by 10C. It is…

Q: A stone is thrown vertically upward from the ground with an initial velocity of 40 ft/s. How high…

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

Q: d r = 0 r = { A rod with length l = 2.55 m and mass m = 3.52 kg has a uniform linear mass density.…

A: a) angular acceleration α=ωf-ωit=6.80-08.46=0.8037825059 rad/s2

Q: 3) Since we are treating light as a particle, it is appropriate to consider a pool ball bouncing off…

A: From the labels along the right traingles below we see that θ=ϕ

Q: What is the current read by the ammeter in the circuit below? Let R1 = 1 kiloohm, R2 = 2 kiloohm, R3…

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Q: The absolute atmospheric pressure at the lake’s surface is 98 kPa. How many times the atmospheric…

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Q: This time we have a non-rotating space station in the shape of a long thin uniform rod of mass 8.40…

A: Consider the given data as below. Mass of rod, Mrod=8.40×106 kg Length of rod, Rrod=1137 m Small…

Q: A gas storage tank is designed to hold a fixed volume and quantity of gas at 2.68 atm and 28°C. To…

A: At constant volume P1/P2 = T1 / T2 Where P1 and T1 are initial pressure and temperature…

Q: You have two identical containers, each filled with 1 mol of an ideal gas at identical temperature -…

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Q: A solenoid of lenght 55 cm has 260 turns of radius 2.4 cm. A coil of radius 5 cm with 20 turns is…

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Q: 4. Consider the circuit shown in the figure. The current through the 6.00 ohm- resistor is 4.00 A,…

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Q: Write down an expression for the force on charge q moving perpendicular to the direction of the…

A: Given : Charge = q Magnetic field = B Velocity = v Angle (θ) = 90° (because charge is moving…

Q: 2. Compute the work done against gravity by a pump that discharges 600 liters of fuel oil into a…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: A thin, converging lens has a focal length of 7 cm. If an object is placed 27.3 cm from the lens,…

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Q: Consider a straight conductor of length 5.5 cm. The conductor moves at right angles to a magnetic…

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Q: Suppose two electrons in an atom have quantum numbers n= 7 and e = 5. (a) How many states are…

A: Given data: number of electrons = 2 quantum numbers, n=7l=5

Q: 3. Use the table of values in SSLM week6, p3. Calculate the resistance of copper wire, 100m length,…

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Q: What is the velocity of light in alcohol (N=1.36)? 3 x 10° m/s а. d. 4.08 x 108 m/s b. None of the…

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Q: 1. A force of 5250 N is applied to a 300 kg box for 3.5 s. The box is initially at rest on a…

A: a) Impulse =Change in momentum =Force×Duration of the force   =5250×3.5 N.s=18375 N.s≈1.8×104 N.s

Q: A roller coaster cart (m = 100. Kg) is at the top of a hill which is 50. m above ground level. It…

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Q: Given an open tank that contains different layers of fluid. Hoil Hw Hhg Determine the Absolute…

A: We know that the pressure increases as we move into the liquid

Q: r = 0 r = l A rod with length e = 1.89 m and mass m = 3.31 kg has a uniform linear mass density. It…

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Q: How much ice at 0 0C is needed to lower the temperature of 100 g of water at 25 0C to 5 0C

A: Mass of water = 100 g Initial temperature of water, Tw =25 oC Initial temperature of ice, Tice = 0oC…

Q: Determine the distance between the electron and proton in an atom if the potential energy U of the…

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Q: What is the equivalent resistance of three resistors: 5, 10, and 15 ohms connected in series, which…

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Q: A 1.50 m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

A: (a) Resistivityof rod  at 20° = 1.05× 10^-5ohm /m (b) Temperature coefficient of resistivity at 20°C…

Q: Vector A points to the north and has length A. Vector B points to the east and has length B = 2.0A.…

A: Vector A points to the north and has length A. Vector B points to the east and has length B = 2.0A.…

Q: A loop of copper wire is placed in a magnetic field B with its plane at right angles to the field.…

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Q: Aside from being transparent, why are laboratory apparatus such as graduated cylinder, beakers, and…

A: Laboratory apparatus such as graduated cylinder, beakers, and flasks made up of glass Borosilicate…

Q: A 185‑turn circular coil of radius 3.79 cm and negligible resistance is immersed in a uniform…

A: Number of turns (N)=  185radius (r) = 3.79 cm resistance (R) = 14.5 ohm initial magnetic field =…

Q: A stationary square coil of area 0.1 m² is brought into the magnetic field 6.5 T with its plane…

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Q: Write down an expression for the gravitational filed strength of a planet of radius R and density p.…

A: Gravitation field strength is define as the gravitation force per unit mass

Q: Tarik winds a small paper tube uniformly with 191 turns of thin wire to form a solenoid. The tube's…

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Q: A 1.50 m cylindrical rod of diameter 0.500 cm is connected to a power supply that maintains a…

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Q: Demarius has just moved, and is unloading boxes the moving van. He slides a 19.0 kg box down the 31°…

A: Mass of box, m=19 kg Angle of ramp with Horizontal = 31o Acceleration of box, a=0.68 m/s2 Required,…

Q: presses a spring from its natural length of 18 cm to a length of 16 cm. How much work is done in…

A: GivenA force, F= 1200 N compresses a spring from its natural length of 18 cm to a length of 16 cm

Q: A muscian can increase the frequency of a note played on a flute by A.) Opening a side hole to…

A: The flute is sounded by the edgetone principle: directing air on an edge causes it to oscillate.…

Q: Steve has done a work of 3270J on the stalled car as he pushes it a distance of 18m. The car also…

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Q: Calculate the velocity of a simple harmonic oscillator with amplitude of 25.7 cm and frequency of 5…

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Q: A 6.00 cm tall object has been placed at a distance of 22.4 cm from a diverging lens with a focal…

A: height of object = 6 cm object distance (d) = 22.4 cm focal length of the diverging lens (f) = -14.3…

Q: A toy aeroplane of mass m = 1,80 kg is attached to a string of length e = 33.0 m and flys in uniform…

A: Mass of aeroplane, m=1.80 kg Speed, v=30.7 km/hr = 8.53 m/s Length of string, l=33 m

Q: A rock of mass m = 214 g is thrown upwards with a velocity such that it has a kinetic energy of K =…

A: We can solve this problem using conservation of energy.

Q: (c) What is the time constant in a circuit with a resistor and a capacitor in series?

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Q: A vector has x and y components of ( -14.3 , 11.6 ). What is the vector's magnitude and direction?…

A: A vector A has x and y components Ax and Ay respectively. Then the vector's magnitude is A =(Ax2+…

Q: 2. A beam of parallel rays spreads out after passing through a thin diverging lens, as if the rays…

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Q: A spring/mass/dashpot system has mass 5 kg, damping constant 70 kg/sec and spring constant 845…

A: Given: mass = m = 5 kgDamping constant =b= 70 kg/secSpring constant = k = 845 kg/sec/sec

Q: 7 Axis Sample Problem: An unpolarized light with an intensity of 100 W/m? passes through two…

A: We can solve the given problem using malus law. When light pass through the polariser it gets…

Q: Consider a straight conductor of length 2.8 cm. The conductor moves at right angles to a magnetic…

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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?”