The diagram below represents an ideal pulley system (no mass or friction). What is the force required to lift the 45 kg mass? 45 kg

Q: A crate of mass m 9.7 kg is pulled up a rough incline with an initial speed of v, 1.43 m/s. The…

A: As per request I will answer only part (e).Mass of object is Initial speed is Pulling force along…

Q: A fighter plane moving 211.0 m/s horizontally fires a projectile with speed 47 m/s in a forward…

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Q: While spinning in a centrifuge, a 70.0 kg astronaut experiences an acceleration of 10.0 g, or 10…

A: Mass of astronaut is m = 70 kg Acceleration  experienced by the astronaut is 10g that is 10 times…

Q: A freight train has a mass of 310 x 10 kg. The locomotive exerts a constant horizontal force of 42…

A: 1. According to the Newton's second law of motion, the acceleration of the train is, F=maa=Fm=42×105…

Q: c) the Concrete block Friction of MS Determine the minmum verge 15 Figure has is equal to 0.2…

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Q: A falling stone takes 0.33 s to travel past a window 2.2 m tall, as shown. From what height above…

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Q: A Styrofoam box has a surface area of 0.79 m² and a wall thickness of 2.0 cm. The temperature of the…

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Q: Half length {} of the magnet in meter Square of the half length in m2 Mean distance (d) of the…

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Q: 54. ★★ Two coaxial air-filled solenoids, A and B, of equal length (€ = 20.0 cm) and radii R₁ = 2.50…

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Q: The same volume of water is placed inside three transparent glass containers: a cylinder with a wide…

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Q: 5. What is the coefficient of kinetic friction for rubber on dry concrete? How much frictional force…

A: Since you have asked multiple questions we will solve first question for you.please post remaining…

Q: A square metal coil with sides a = 50.0 cm consists of six turns of wire with a total resistance R =…

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Q: Question 1 A vector in Cartesian coordinates can be represented as a list of three values giving the…

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Q: Calculate the electric field generated by the disk with surface charge distribution o at point p R…

A: Electric field generated by the disk with surface charge distribution σ at point P. Given,  surface…

Q: QUESTION 23 A rectangular loop of wire with an area of 96.0 cm2 lies in the horizontal (XY) plane,…

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Q: 57. A 10002 resistor is connected across a18V battery. How much current is there through the…

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Q: A baseball fan sitting in the "cheap seats" is d = 149 m from home plate (see the figure below). How…

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Q: Two long straight wires carrying equal currents of 35.0 A in opposite directions are placed at the…

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Q: Attempt in Progress A 230-kg speedboat is negotiating a circular turn (radius = 37 m) around a…

A: We will Using the kinematics equations.

Q: 10. An object accelerates 2.0 m/s? when a force of 12.0 Newtons is applied to it. What is the mass…

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Q: Which of the following equations is correct when you traverse the left loop in the CW direction? R R…

A: A circuit comprises of three Voltage supply E1, E2 and E3 of 10V, 5V and 15V respectively…

Q: Help #5

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Q: 6. Fill in the acceleration column using equation one. 7. Find the average acceleration from the…

A: Only 3 subparts will be answered here according to company policy, so please post the rest…

Q: Field testing has revealed the following information: 1) The tank moves from rest to a speed of 70…

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: A second firework shell is launched with an initial velocity of 75.5 m/s at an angle of 72.9° above…

A: Initial velocity of the shell,  at  above the horizontal.

Q: Suppose you wish to fabricate a uniform wire from 2.40 g of copper. The wire is to have a resistance…

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Q: A rotating wheel requires 5.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the…

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Q: At what temperature will aluminum have a resistivity that is two times the resistivity of iron at…

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Q: 1) For the triangular prism shown, 0 = 38°. What is the smallest index of refraction that the prism…

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Q: A skier, starting from rest, coasts down a mountain that makes an angle of 20.0 ° with the…

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Q: Some water is heated from 20 °C to 60 °C • Find the difference in temp in °C • Convert both…

A: The kelvin scale of temperature Tk and Celsius scale Tc are related by the below relation  TC=TK…

Q: An electromagnet works because OA) each atom has moving charge (orbiting electrons) - and moving…

A: An electromagnet is a magnet whose magnetic field is generated by using electricity. A permanent…

Q: Solve the following and provide sketches for the given problem: 9. The three small spheres carry…

A: Since you have asked multiple questions, we will solve first question (Q No- 9) for you. If you want…

Q: A falling skydiver opens his parachute. A short time later, the weight of the skydiver-parachute…

A: GIVEN: Sky diver and parachute system

Q: D Question 21 In an experiment in which swings of a pendulum are measured, string length is kept…

A: Question 21: Concept: A simple pendulum's time period T is completely defined by its length L and…

Q: A carrier signal given by (cos2Tt105t) volt is AM modulation by the message signal given by…

A: *Minor correction* the carrier signal is given by cos 2π 105t  and the modulated/message signal is…

Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years  from earth…

Q: Calculate to the correct number of significant figures: 2.346 + 24.128 = 38.4 x 128.45 = Verify if…

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Q: Task V: In a baseball game, the ball hits the top of a wall that is 26 m high and located at 150m…

A: Given: Height of wall (h) = 26 m. Distance between thrower and wall (s) = 150 m. Angle of projection…

Q: orrect Question 10 For the same graph, the person's displacement from 5 s to 10 s is Position (m) 9…

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Q: What is the total translational kinetic energy of the gas molecules of 0.4200 mol of air at…

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Q: A single-turn square loop of wire, 2.00 cm on each edge, carries a clockwise current of 0.210 A. The…

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Q: If a 0.9 A current runs in a 3.8 meter long wire that runs at a 28 degree angle to a magnetic field…

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Q: If a 0.68 kg mass swings on a string pendulum with a period of oscillation of 5.6 seconds, then find…

A: Solution: Given: m = mass of bob of simple pendulum = 0.68 kg T = time period of simple pendulum =…