A 8.10 kg uniform disk with a radius of 14.3 cm is wrapped with a massless string and is suspending a 4.47 kg mass. What is the tension in the string as the mass falls? What is the speed of the mass after it has fallen 3.56 m?

Q: The Atwood machine consists of two masses hanging from the ends of a rope that passes over a pulley.…

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Q: A drum rotates around its central axis at an angular velocity of 12.7 rad/s. If the drum then slows…

A: Given that               The initial angular velocity (w) = 12.7rad/s               The angular…

Q: At higher temperatures of 500k The specific heat capacity of copper with the following formula…

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Q: What is the gravitational field strength on the surface of a moon with a mass of 3.7x1021 Kg and a…

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Q: 2. Which of the following describes absolute zero? It is the temperature needed to create liquid…

A: Here, we will check each option one by one to find the correct answer -  Option(1) - This option is…

Q: Calculate the value of force applied if work done is 145 J and displacement is 4.3 m.

A: Given data :               Workdone (W) = 145 J               Displacement (d) = 4.3 m

Q: You have two identical 10 kg bricks. Where would you place one brick on the beam so that the beam…

A: Given Mass of each brick = m = 10 kg One brick placed at 1 m to the right of the pivot. We have to…

Q: 4. you drop a ball from a height of 1.88 m and it hits the floor 0.248 s after you drop it. This…

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Q: Question 10 of 15 An object is placed to the left of the spherical mirror shown below. The location…

A: in this question  we use ray diagram for getting  answer.

Q: What is the difference between constructive interference and destructive interference? Ą…

A: to explain : the constructive and destructive interference

Q: Calculate the volume of iron? тон - 7000 къ density - 0.148/1m²³

A: The density of any object whether solid, liquid or gas is defined as the ratio of mass to volume.…

Q: Deep inelastic scattering. Derive the Callan-Gross relation: 2xF1(x) = F2(x) What value of the mass…

A: Callan-Gross relation and is a consequence of quarks being spin -1/2 particles It can be derived by…

Q: A rotating space station simulates artificial gravity by means of centripetal acceleration at the…

A: In the given question, Mass of the passenger (m) = 44.5kg Radius of the station (r) = 117m Apparant…

Q: At what temperature would the rms speed of hydrogen atoms equal the following speeds? (Note: The…

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Q: One of your room-mates (Marie) says that once an object starts moving, that a force isn't needed to…

A: False.

Q: Potential difference between two points of a wire carrying 42 ampere current is 12 volt. Calculate…

A: Introduction :  In this question we are provided with value of potential difference and  current .…

Q: A meter stick balances horizontally on a knife-edge at the 50.0 cm mark. With two 6.56 g coins…

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Q: A force of 130 N is applied to an object of area 2 m². Calculate the Pressure ?

A: We  know thatP = FAWhereP=pressureF=force appliedA=area

Q: Q9 The system in the figure is in equilibrium. A concrete block of mass 287 kg hangs from the end of…

A: GIVEN: mass of the concrete block M = 287kg mass of strut m= 33.6kg

Q: A force of 130 N is applied to an object of area 2 m². Calculate the Pressure ?

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Q: f A An open belt drive connects two pulleys 1.2 m and 0.5 m diameter on parallel shafts 3.6 m apart.…

A: GIVEN: diameter of first pully D1 = 1.2m so radius r1= 1.2/2 =0.6m diameter of second pully D2=0.5m…

Q: The force F has a magnitude of 770 N. Express F as a vector in terms of the unit vectors i and j.…

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Q: Two factors on which the speed of a wave travelling in a medium depends are:

A: Given;   Determine the two factors on which the speed of the wave travelling in a medium depends…

Q: The angular position of a point on a rotating wheel is given by 0= 8.79 +1.71t² + 1.26t³, where is…

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Q: A large TV works properly under the voltage of 110 V with power P = 1940 W. (a)  Calculate the…

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Q: The uniform solid block in the figure has mass 33.7 kg and edge lengths a = 0.950 m, b = 1.36 m, and…

A: In the given question, Mass of the block (m) = 33.7kg Edge lengths a = 0.95m; b = 1.36m; c = 0.0821m…

Q: All changes saved 3. Put the people lifting weights in order from least power to most power exerted…

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Q: Blood flows through the aorta at an average speed of v = 18 cm/s. The aorta is roughly cylindrical…

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Q: An object is in SHM, having a period of 0.4 s, and an amplitude of 0.64 m. In the time initial, the…

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Q: A study finds that the metabolic rate of mammals is proportional to m3/4, where m is the total body…

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Q: Lately, Jason has been taking drivers' ed so that he can get his license. However, he's also been…

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Q: Consider a helium atom (m= 6.6m10^-27 kg) that is confined to mobility along a line with a lenghth…

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Q: Plot the magnitude of the resultant R of the three forces as a function of 0 for 0≤0≤ 360°. After…

A: Given. F1 = 69 NF2 = 118 NF3 = 90 Nϕ = 79°ψ = 29°

Q: A 70.0 kg sled is pulled from rest by a snowmobile and accelerates at 2.2 m/s² [forward] for 7.5 s.…

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Q: When the beam in situation is balanced , the Angle between the force and the lever arm 0 degrees.…

A: Given Beam is balanced Then angle between force and lever arm  is 0° We have to find this statement…

Q: The world's deepest gold mine, which is located in South Africa, is over 5.1 km deep. Every day, the…

A: There is m=348114 kg of ice at 0°C. The latent heat of fusion of ice is Lf=3.33×105 J/kg.

Q: QUESTION 8 can assume that its moment of inertia, I, is A yo-yo on a string, which is initially at…

A: Given:-  A yo Yo on a string, which is initially at rest, is released from a height of 2 meters…

Q: You push on a rectangular door at the location of the knob (see diagram for top view). The door s…

A: Solution:-

Q: How much work is being done the ball by the 10 n tension for The strinh during one complete…

A: Given : F = 10 N

Q: A force of 5kgf is required to cut a metal sheet. A shears used for cutting the metal sheet has its…

A: Given that, Load resistance L= 5 kg Load arm (L. A)=5cm Effort arm (E. A) = 10 cm  Let effort be E

Q: A circuit consisting of three ideal batteries with voltages 81, 2, and 3, and three ideal resistors…

A: Consider the current IP flows in the upward direction in the left branch and the current I2 flows in…

Q: What is the minimum area the plates of the capacitor may have? Use 8.854x10-12 F/m for the…

A: Given dielectric constant=3.80 Dielectric strength= 1.90 x 107 V/m Capacitance (C)=1.50 x 10-9 F…

Q: A galvanometer has a rectangular coil 10 by 30 mm on a side that rotates about the center of the…

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Q: Figure shows a four-capacitor arrangement that is connected to a larger circuit at points A and B.…

A: Determine the voltage on C1. Since the capacitors C1 and C2 are connected in parallel, the voltage…

Q: In the figure shown below, the 4 forces are being supported by an eyebolt. Determine the force F2…

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Q: The speed of sound in the air inside a 0.638-m long gas column is 348 m/s. What is the fundamental…

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Q: A sinusoidal voltage trace displayed by an oscilloscope is shown, if the 'time/div' switch is on 500…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: You wake up one morning to find yourself in a strange room with opaque walls, and no visible doors…

A: In the given question, Initial height of the ball (h) = 1.22m Time required by the ball to hit the…

Q: A lead rod has a length of 60.6 m when the temperature is 12.4 degrees celsius. What is its length…

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Q: A rugby ball is kicked at 600 to the field in a horizontal direction with a velocity of 75 m/s from…

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