What is the magnitude and direction of the friction force on the box from the floor? What is the net force on the box?

Q: A small, rigid object carries positive and negative 5.50-nC charges. It is oriented so that the…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Three carts of masses m1 = 4.50 kg, m2 = 12.00 kg, and m3 = 3.00 kg move on a frictionless,…

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Q: A 6.91-N force is applied (Fapp) to a 2.16-kg object to accelerate it rightwards. The object…

A: Applied force Fapp=6.91 N Mass of object m=2.16 kg Friction force Ff=3.48 N To determine…

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Q: It was a snow day, so Eric and some friends went sledding. He boarded his 60-inch sled and descended…

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Q: The heating element of a coffeemaker operates at 120 V and carries a current of 5.00 A. Assuming the…

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Q: What is the de-Broglie wavelength of (a) a bullet of mass 0.040 kg travelling at the speed of 1.0…

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Q: 8. A mortar cannon launches from 15.0 m above the target with a muzzle velocity of 32 m/s. Its…

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Q: 1. A 12 kg box sits on top of a 38 kg box. C (a) Draw an FBD for each box. (b) Calculate the normal…

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Q: Learning Goal: To understand the ideal gas law and be able to apply it to a wide variety of…

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Q: how do you find the cross-sectional of the wire and  resistivity of a wire is given by R=ρlA…

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Q: A 28 kg suitcase is being pulled with constant speed by a handle that is at an angle of 25 degrees…

A: Given data:  Mass (m) = 28 kg Angle (θ) = 25° with the horizontal Normal force (FN) = 160 N…

Q: A 22 g red superball traveling 18 m/s EAST has an elastic collision with a 96 g blue superball…

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Q: Do not round. Show all decimal places. You are on the roof of a Physics Building, 24 m above the…

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Q: Using the graphical method, find the sum of the vectors in each number. Draw your vectors on a…

A: Vector addition is the sum of two vectors where the magnitude and direction is taken into account.…

Q: A solenoid with 435 turns has a length of 5.50 cm and a cross-sectional area of 2.60 ✕ 10−9 m2. Find…

A: Given value--- number of turns = 435. Length = 5.5 cm. Area = 2.6 × 10-9 m2 . change in current = 4…

Q: The 370-kg uniform I-beam supports the load shown. Determine the reactions at the supports. +2.4 m…

A: 2 weights are acting vertically downwards. They are the weight of the beam and the weight hanging on…

Q: Calculate A) the resultant, R, of the three following forces: F₁ = (36 N, 36 deg), F₂ = (25 N, 60…

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Q: Ranking Task Three identical balls (A, B, and C) were launched horizontally from the same height,…

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Q: Rank the wrenches from the one that is experiencing the most torque to the one experiencing the…

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Q: A solid copper cube has an edge length of 82.4 cm. How much stress must be applied to the cube to…

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Q: 1. In a game of baseball, a player hits a high fly ball to the outfield. Is there a point during the…

A: Given :- Baseball player hits a ball .when to draw graph between velocity and acceleration.

Q: 8. A rectangular current loop (a = 12.0 cm, b = 38.0 cm) is located a distance d = 10.0 cm near a…

A: Given, d= 10cm  a= 12cm  b= 38cm Iw=16A  IL=28A

Q: when the plastic rod is rubbed with a cloth, and the plastic rod assumingly becomes positively…

A: Charges are always conserved according to the law of conservation of charges. Any body having excess…

Q: At the instant shown, collar A has a velocity of VA-10.012 ft/s ↓ and an acceleration of a = 4…

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Q: InsulatingSphere. A uniformly charged insulating sphere with radius R = 8a has a total charge of…

A: This option is correct because of gauss law as follows.

Q: 1. Driving down the highway, you find yourself behind a heavily loaded tomato truck. You follow…

A: The solution for this question has been given below...

Q: A newly discovered planet moves in a circular orbit around the star at a constant speed. The…

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Q: Determine the torque on the coil.

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Q: A ball is thrown into the air and follows the parabolic path indicated by the dashed line. Use the…

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Q: 2. A skater with mass 58 kg is holding one end of a rope and standing at rest on ice. Assume no…

A: Draw the free-body diagram of the off-ice person.

Q: A 7.62-kg box is pulled along a horizontal surface by a 75.8-N force applied at a 15.1 degree angle…

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Q: How far could you throw a ball if you were standing in the back of a moving pickup truck?

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Q: Using the graphical method, find the sum of the vectors in each number. Draw your vectors on a…

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Q: Which telescope will be able to see fainter images, Keck or HST

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Q: A 75 N crate is at rest on an incline that is inclined a 25° above the horizontal. The coefficient…

A: Given, Weight of the crate, W = 75 N angle of the inclined plane, θ= 25° coefficient of static…

Q: In step 2, for m to be max dm/da = 0 . Why did you use max when solving for the least value of P?

A: Since, P=20.098m     where, m=cosα+0.2sinα =>P is inversely proportional to m,    P∝1m => If m…

Q: How long does it take for an object to reach 6m/s speed if the acceleration is 2 m/s2?

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Q: A truck covers 45.0 m in 8.70 s while smoothly slowing down to final speed of 2.20 m/s. (a) Find…

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Q: Three point charges are arranged as shown in Figure P19.13. 5.00 nC -3.00 nC 0.300 m 0.100 m 9…

A: Given, q = 5.00 nC

Q: You want the final speed at the bottom of your roller coaster hill to be 26.8 m/s. What is the…

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Q: 7. The drawing shows an end-view of two wires. They are long, straight, and perpendicular to the…

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Q: 1.0x1016 electrons flow through a cross section of silver wire in 300 us with a drift speed of…

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Q: O Which line represents the object traveling at the highest speed? distance vs time OA ов OC OD OE I…

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Q: Draw a free body diagram for the yo-yo when it is at the top of its path. Draw another diagram for…

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Q: Multiple Choice 1. (A) X The graph to the left shows the velocity v as a function of time t for an…

A: Given data: The given figure is velocity-time.

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?”